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US Merger & Acquisition SEC Filings — April 21, 2026

USA M&A & Takeover Activity

13 high priority13 total filings analysed

Executive Summary

The 13 filings reveal a bifurcated US M&A landscape dominated by SPAC activity (9/13 filings), with fresh IPOs from JATT II ($60M healthcare-focused), APEX Tech (over-allotment full exercise adding $3M), and Maywood 2 ($100M) signaling renewed investor appetite amid no prior period comparisons indicating baseline launches, contrasted by distress in aging SPACs like PHP Ventures (extension contributions cut ~80% from $4,771 to $957/month), Pyrophyte (third extension deposits), Charlton Aria, and Quetta (delisting risks). Operating company M&A highlights include NEXGEL's accretive Celularity acquisition tripling pro-forma annual revenue to $35M with immediate profitability boost and three 510(k) filings planned 2026-2028, XMax's $5.45M investment yielding >99.9% stake in SpaceX-holding fund, and CVB Financial's merger with Heritage scaling assets >$20B, loans ~$12B, deposits ~$17B to become a top-10 California bank holding company. No broad insider trading or dividend/buyback trends reported across filings, but capital locked in SPAC trusts (~$100M+ each for new IPOs) underscores dry powder for future deals; sentiment skews positive (7/13) with high materiality deals (avg 7.7/10). Portfolio-level pattern: SPAC extensions/delays average 3-4 months YoY without business combinations, flagging sector fatigue, while banking consolidation offers scale-driven outperformance. Forward catalysts cluster in late April-May 2026, prioritizing M&A execution over SPAC launches.

Tracking the trend? Catch up on the prior US Merger & Acquisition SEC Filings digest from April 14, 2026.

Investment Signals(11)

  • $60M IPO priced at $10/share targeting healthcare/biotech/ML, SEC effective Apr 16, Nasdaq trading from Apr 17 with 45-day over-allotment option

  • Full over-allotment exercise adding 302,869 units/$3.03M post-initial $112M IPO (Feb 27), pro forma balance sheet strengthens cash position

  • Celularity acquisition triples pro-forma revenue to $35M, immediately accretive to profitability, $5.5M convertible note at $0.60/share with 50% warrants

  • $100M IPO closed Apr 15 with $100M trust + $1.4M private units, assets $100.6M vs liabilities $0.14M (strong equity $0.45M)

  • XMax Inc(BULLISH)

    $5.45M subscription boosts stake to >99.9% in Preamble X Capital I (0% mgmt fee), fund holds 258k SpaceX shares acquired Apr 20

  • Heritage merger closes Apr 17 scaling assets >$20B (largest in history), loans $12B/deposits $17B, expands to 16 Bay Area branches

  • Extension contributions reduced ~80% to $957/month (vs prior $4,771), deadline to Dec 31 2026 with excess returns

  • Unit separation effective Apr 24 enables separate trading of warrants (KCAC.W), enhances liquidity post-IPO

  • Merger into CVB at 0.65 exchange ratio, delisting Apr 20 completes integration with RSUs/options converted

  • $50k interest-free sponsor note convertible to private units at $10, supports pre-BC working capital

  • $227k trust deposit + interest for months 10-12 third extension (monthly $76k), proxy for fourth extension filed Apr 8

Risk Flags(7)

Opportunities(8)

Sector Themes(6)

  • SPAC Renaissance vs Distress (9/13 filings)

    New IPOs raised $275M+ (JATT/APEX/Maywood) with 100%+ trust fills vs 4/9 extensions/delays (PHP/Pyrophyte avg monthly cost down 50-80% YoY), implying bifurcation—fund fresh vs liquidate stale

  • Banking Consolidation Momentum

    CVB-Heritage all-stock deal scales to $20B+ assets (largest CVBF history), 0.65 ratio accretive for acquirer, signals CA regional bank M&A wave amid deposit/loans growth

  • Healthcare/Biotech M&A Accretion

    NEXGEL pro-forma revenue +200% to $35M immediately profitable via $5.5M note, JATT SPAC targets space—cross-sector dry powder for data/ML assets

  • Regulatory Hurdles for SPACs

    3/9 SPACs face Nasdaq issues (Charlton 10-K, Quetta delisting/MVLS/<400 holders, PHP prior suspension), avg compliance deadlines June-Oct 2026

  • Private Market Linkages

    XMax fund play yields SpaceX shares (258k), sponsor notes (Horizon $50k) highlight hybrid public-private deal flow

  • Capital Lock-Up Trends

    $300M+ in new SPAC trusts (avg $100M), extensions preserve ~$75k/month per, prioritizing BC over returns

Watch List(7)

Filing Analyses(13)
JATT II Acquisition Corp.8-Kpositivemateriality 9/10

21-04-2026

JATT II Acquisition Corp, a blank check SPAC targeting healthcare and biotechnology sectors, announced the pricing of its $60,000,000 initial public offering of 6,000,000 ordinary shares at $10.00 per share, expected to begin trading on Nasdaq under ticker 'JATT' on April 17, 2026, with closing on April 20, 2026. Guggenheim Securities, LLC serves as sole book-running manager, with a 45-day option for underwriters to purchase up to 900,000 additional shares for over-allotments. The SEC declared the registration statement effective on April 16, 2026.

  • ·Company sponsored by JATT Ventures II L.P. and focused on healthcare, biotechnology, life sciences, with emphasis on data-driven approaches like machine learning and computational biology.
  • ·SEC registration statement declared effective on April 16, 2026.
  • ·No specific business combination target selected as of announcement.
APEX Tech Acquisition Inc.8-Kpositivemateriality 7/10

21-04-2026

APEX Tech Acquisition Inc., a SPAC, closed the full exercise of underwriters' over-allotment option on April 15, 2026, issuing an additional 302,869 units at $10.00 per unit for gross proceeds of $3,028,690. Simultaneously, the company completed a private placement of 3,029 units to APEX INNOVATION ACQUISITION CORP. at $10.00 per unit, generating $30,285 in proceeds. This follows the initial IPO of 11,197,131 units on February 27, 2026, which raised $111,971,310; an unaudited pro forma balance sheet as of April 15, 2026, is provided as Exhibit 99.1.

  • ·Filing signed on April 21, 2026.
  • ·Audited balance sheet as of February 27, 2026, previously filed as Exhibit 99.1 to March 5, 2026 8-K.
  • ·Securities registered on NYSE: Units (TRADU), Ordinary shares (TRAD), Rights (TRADR).
NEXGEL, INC.8-Kpositivemateriality 9/10

21-04-2026

NEXGEL, Inc. closed its license and acquisition of Celularity Inc.'s portfolio of 6 commercial-stage regenerative biomaterial products for degenerative diseases, financed by a $5.5 million convertible note led by Sequence LifeScience™. The transaction is expected to approximately triple NEXGEL’s annual revenue to $35 million on a pro-forma basis and be immediately accretive to profitability, with the launch of BioNX Surgical division. Sequence LifeScience™ will serve as contract manufacturer, with plans for three new product 510(k) filings in 2026, 2027, and 2028.

  • ·Convertible note terms: $0.60 conversion price, 50% warrant coverage with $0.80 strike price.
  • ·Shareholder update call: April 21, 2026 at 4:30 P.M. ET (1-800-267-6316 US Toll Free or 1-203-518-9783 International; webcast available).
  • ·Acquired products focused on tendon repair, soft tissue reconstruction, and bone regeneration with over a decade of clinical use.
Maywood Acquisition Corp. 28-Kpositivemateriality 9/10

21-04-2026

Maywood Acquisition Corp. 2, a blank check company (SPAC), consummated its Initial Public Offering on April 15, 2026, selling 10,000,000 units at $10.00 per unit for gross proceeds of $100,000,000 placed in a Trust Account, plus $1,400,000 from 140,000 private placement units to sponsor West Pike, LLC. The audited balance sheet as of April 15, 2026, shows total assets of $100,590,248, including $100,000,000 in the Trust Account and $590,248 in cash outside, with total liabilities of $140,593 and stockholder's equity of $449,655. Transaction costs totaled approximately $4,302,199, and the company has not commenced operations or selected a business combination target.

  • ·Company incorporated June 3, 2025, as Cayman Islands exempted company.
  • ·IPO Units consist of one Class A ordinary share, one right to 1/4 Class A share upon Business Combination, and one redeemable warrant.
  • ·Private Placement Units identical to public Units but with transfer restrictions.
  • ·Business Combination deadline: 12 months from IPO closing (or 15 months if definitive agreement announced).
  • ·Trust Account invested in U.S. government treasury bills or money market funds.
  • ·Sponsors waived liquidating distributions on founder shares.
Horizon Space Acquisition II Corp.8-Kneutralmateriality 3/10

21-04-2026

Horizon Space Acquisition II Corp. entered into a promissory note for US$50,000 with its sponsor, Horizon Space Acquisition II Sponsor Corp., dated April 20, 2026, as disclosed in an 8-K filing on April 21, 2026. The interest-free note matures upon consummation of a Business Combination or the company's term expiry and is convertible into private units at $10.00 per unit. No period-over-period financial comparisons or performance metrics are provided in the filing.

  • ·Promissory note provides conversion rights into private units upon written notice at least two business days prior to Business Combination closing
  • ·No fractional units issued; cash paid in lieu for fractions
  • ·Default interest on overdue amounts at prevailing short-term US Treasury Bill rate
  • ·Governed by New York law; payee waives claims against Trust Account Funds
  • ·Prospectus reference: File No. 333-282758
XMax Inc.8-Kpositivemateriality 8/10

21-04-2026

XMax Inc.'s indirectly wholly owned subsidiary, Xmax Beta Holdings Ltd., entered a Subscription Agreement on April 15, 2026, subscribing $5,450,000 to Preamble X Capital I, increasing its interest to more than 99.9% with a 0% management fee. Preamble X Capital I then subscribed $5,350,000 on April 17, 2026, for a 3.680% interest in a private investment fund, which acquired 258,051 shares of SpaceX Class A Common Stock by April 20, 2026. No declines or flat metrics reported in this investment update.

  • ·Agreement filed as Exhibit 10.1
  • ·Filing signed on April 21, 2026
PHP Ventures Acquisition Corp.8-Kneutralmateriality 5/10

21-04-2026

PHP Ventures Acquisition Corp., a SPAC previously suspended from Nasdaq trading on April 19, 2024 with a Form 25 filed on June 28, 2024, disclosed revisions to its extension terms approved by stockholders on January 20, 2026, extending the initial business combination deadline to December 31, 2026 with a reduced monthly trust account contribution of $957.30, down from the prior $4,770.70. Excess prior contributions from August 16, 2025 through March 16, 2026 were returned, and $957.30 was deposited to extend from April 16 to May 16, 2026. No business combination has been announced, highlighting ongoing delays.

  • ·Stockholder meeting held January 20, 2026, approving Extension Amendment.
  • ·Registrant suspended from Nasdaq on April 19, 2024; Form 25 filed June 28, 2024.
  • ·Trust account excess contributions from August 16, 2025 through March 16, 2026 returned to Company.
Charlton Aria Acquisition Corp8-Knegativemateriality 8/10

21-04-2026

Charlton Aria Acquisition Corp received a Nasdaq notice on April 16, 2026, for non-compliance with Listing Rule 5250(c)(1) due to failure to timely file its Form 10-K for the fiscal year ended December 31, 2025. The notice has no immediate effect on the listing or trading of its securities (CHARU, CHAR, CHARR), and Nasdaq has given the company until June 15, 2026, to file the 10-K or submit a compliance plan, potentially extending compliance up to October 12, 2026. The company intends to file the 10-K as promptly as possible or submit a plan if unable to meet the deadline.

  • ·Nasdaq Listing Rule 5250(c)(1) violation due to untimely Form 10-K filing.
  • ·Company is a blank check company (SPAC) targeting merger or acquisition.
  • ·Principal executive offices: 221 W 9th St #848, Wilmington, DE 19801.
Kensington Capital Acquisition Corp. VI8-Kneutralmateriality 3/10

21-04-2026

On April 21, 2026, Kensington Capital Acquisition Corp. VI announced that holders of its units (KCAC.U) may elect to separately trade the Class 1 redeemable warrants commencing April 24, 2026. Each unit consists of one Class A ordinary share ($0.0001 par value), one-quarter Class 1 redeemable warrant, and three-quarters Class 2 redeemable warrant, with no fractional warrants issued upon separation. The resulting new units (one Class A share and three-quarters Class 2 warrant) and Class 1 warrants will trade on NYSE under symbols KCA.U and KCAC.W, respectively.

  • ·Holders must contact Continental Stock Transfer & Trust Company to separate units into Class 1 Warrants and New Units.
  • ·Any unseparated units continue trading under KCAC.U.
  • ·Press release attached as Exhibit 99.1.
Pyrophyte Acquisition Corp.8-Kneutralmateriality 6/10

21-04-2026

On April 21, 2026, the Sponsor of Pyrophyte Acquisition Corp., a blank check company, deposited $227,093.10 into the Trust Account for the tenth, eleventh, and twelfth months of the Third Extension (originally extending the initial business combination deadline from April 29, 2025, to April 29, 2026), plus $3,782.71 in interest on these payments. The monthly Extension Amount is $75,697.70. The Company has filed a definitive proxy statement dated April 8, 2026, seeking shareholder approval for a Fourth Extension, indicating no business combination has been completed within the current deadline.

  • ·Third Extension approved at extraordinary general meeting on April 25, 2025.
  • ·Fourth Extension proxy statement record date: March 27, 2026; mailed on or about April 9, 2026.
  • ·Company is an emerging growth company; no securities registered pursuant to Section 12(b).
Quetta Acquisition Corp8-Knegativemateriality 9/10

21-04-2026

Quetta Acquisition Corporation received Nasdaq notices for delisting its securities (Units QETAU, Common Stock QETA, Rights QETAR) due to failure to regain compliance with minimum Market Value of Listed Securities (MVLS), fewer than 400 total holders under Rule 5450(a)(2), and not filing its Annual Report on Form 10-K for fiscal year ended December 31, 2025. The Company requested a hearing before a Nasdaq Hearings Panel scheduled for May 14, 2026, and notified the Panel by April 21, 2026, to seek a stay of trading suspension, though no assurance exists for continued listing or compliance. This follows a prior notice on April 6, 2026, disclosed in an 8-K on April 10, 2026.

  • ·Nasdaq notice received April 6, 2026, for MVLS non-compliance (disclosed in 8-K on April 10, 2026)
  • ·Additional Nasdaq notice on April 20, 2026, for unfiled 10-K (FY ended December 31, 2025)
  • ·Must notify Hearings Panel by April 27, 2026, for hearing on May 14, 2026
  • ·Registrant is an emerging growth company
  • ·Principal executive offices: 1185 6th Avenue, Suite 304, New York, NY 10036
CVB FINANCIAL CORP8-Kpositivemateriality 10/10

21-04-2026

CVB Financial Corp. (CVBF) completed its all-stock merger with Heritage Commerce Corp. (HTBK) on April 17, 2026, pursuant to the Merger Agreement dated December 17, 2025, with HTBK merging into CVBF and Heritage Bank of Commerce into Citizens Business Bank. Post-merger, Citizens’ total assets exceed $20 billion, total loans approximate $12 billion, and total deposits plus customer repurchase agreements approximate $17 billion, incorporating 16 Bay Area branches to expand across California's major metropolitan areas. Clay Jones joins as President, David Brager remains CEO, and directors increase from 9 to 11 with additions of Clay Jones and Julianne Biagini-Komas.

  • ·Merger is the largest acquisition by asset size in CVBF history.
  • ·CVBF is one of the ten largest bank holding companies headquartered in California post-merger.
  • ·Citizens Business Bank has more than 75 banking centers and three trust office locations.
HERITAGE COMMERCE CORP8-Kneutralmateriality 10/10

21-04-2026

Heritage Commerce Corp merged with and into CVB Financial Corp on April 17, 2026 (Closing Date), with Heritage ceasing to exist as a separate entity and Heritage Bank merging into Citizens Business Bank; Heritage shareholders received 0.65 shares of CVBF common stock per Heritage share. Heritage Common Stock was delisted from Nasdaq prior to market open on April 20, 2026, ending its public trading and reporting obligations. All Heritage directors and executive officers ceased serving, with select individuals like Clay Jones appointed to new roles at CVBF.

  • ·Exchange Ratio: 0.65 shares of CVBF Common Stock per Heritage Common Stock share.
  • ·Heritage stock options cancelled for cash equal to (shares subject to option) x max($19.28 x 0.65 - exercise price, 0).
  • ·Interim Heritage RSUs for continuing employees converted to CVBF RSU Awards at Exchange Ratio.
  • ·Heritage to file Form 15 for deregistration under Section 12(g) and suspension of reporting.
  • ·Merger Agreement dated December 17, 2025.

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