Willow Lane Acquisition Corp. II - Class A Ordinary Shares, par value $0.0001 per share (WLII)

Q: What does CUSIP G9675K103 represent in this 13F holders report?

CUSIP G9675K103 is the security identifier for WLII - Willow Lane Acquisition Corp. II - Class A Ordinary Shares, par value $0.0001 per share used to aggregate holder disclosures.

Q: How many institutions held WLII - Willow Lane Acquisition Corp. II - Class A Ordinary Shares, par value $0.0001 per share in Q2 2026?

12 institutional investors reported WLII - Willow Lane Acquisition Corp. II - Class A Ordinary Shares, par value $0.0001 per share for Q2 2026. Use the holders table for investor-level position and value details.

CUSIP: G9675K103

Q2 2026 13F Holders as of 30 Jun 2026

Security type / class: Equity / Class A Ordinary Shares, par value $0.0001 per share
Total 13F shares: 1,668,121
Total 13F value: $17,055,751
Share change: +1,511,725
SEC-reported price per share: $10.23
Number of holders: 12
Value change: +$15,457,384
Number of buys: 11
Shares outstanding: 14,990,478

Security key

G9675K103

Report period

Q2 2026

Institutions

Top holders

WLII full security history Ownership snapshot Full 13F holder table Willow Lane Acquisition Corp. II SEC filings Willow Lane Acquisition Corp. II company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Reporting periods

Holder history for CUSIP G9675K103

Recent filing periods:

Q2 2026

Ownership snapshot

Top reported holders of WLII - Willow Lane Acquisition Corp. II - Class A Ordinary Shares, par value $0.0001 per share (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader

Willow Lane Sponsor II, LLC

Disclosed value leader

ADAGE CAPITAL PARTNERS GP...

Comparable rows

15/15

Latest evidence

31 Mar 2026

3/4/5 13D/G 13F Lead comparable stake: 28% 13D/G row: Willow Lane Sponsor II, LLC Showing 1-6 of 15 holder rows.

Quick read

Willow Lane Sponsor II, LLC leads the comparable SEC ownership view at 28%.

15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens Willow Lane Sponsor II, LLC's linked filing trail.

Comparable ownership Top 5

Willow Lane Sponsor II, LLC 28%

Adage Capital Management, L.P. 6.7%

RP Investment Advisors LP 5.9%

ADAGE CAPITAL PARTNERS GP, L.L.C. 6.7%

Magnetar Financial LLC 4.2%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-6 of 15 holder rows

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
Willow Lane Sponsor II, LLC	3/4/5 13D/G 10%+ Owner 3/4/5 13D/G	28% from 13D/G	— 370,305 shares	—	17 Feb 2026
Adage Capital Management, L.P.	13D/G 13D/G	6.7%	$10,080,000 1,000,000 shares	$0	31 Mar 2026
RP Investment Advisors LP	13D/G 13D/G	5.9%	— 741,980 shares	$0	13 Feb 2026
ADAGE CAPITAL PARTNERS GP, L.L.C.	13F Company 13F	6.7%	$10,100,000 1,000,000 shares	—	31 Mar 2026
Magnetar Financial LLC	13F Company 13F	4.2%	$6,346,476 628,364 shares	—	31 Mar 2026
LINDEN ADVISORS LP	13F Company 13F	4%	$6,060,000 600,000 shares	—	31 Mar 2026

How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q2 2026

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions

1,668,121

Rows available

Investor	Option	Weight %	Change %	SEC-reported value	* Price	Shares	Share Change	Activity	Report Period

^* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.

Compare Q2 2026 vs Q1 2026 Across Filers

Q1 2026 holders

Q2 2026 holders

Holder diff

Investor	Q1 2026 Shares	Q2 2026 Shares	Share Diff	Share Chg %	Q1 2026 value	Q2 2026 value	Value change	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend