Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 23 non-open-market transactions below 12 months to the week close of 2026-10-23

Price change vs the latest weekly close (updated to the current quote in your browser when available), split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

No open-market trades on record; showing all filings.

DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
Oct. 16, 2026 STUB F 18,128 $5.86 $106,230 12,207,932 Direct -0.15% Disposed -0.2% (price as of )
Sept. 22, 2026 STUB F 18,128 $5.74 $104,055 12,226,060 Direct -0.15% Disposed 1.9% (price as of )
Aug. 5, 2026 STUB F 18,130 $9.12 $165,346 12,244,188 Direct -0.15% Disposed -35.9% (price as of )
June 30, 2026 STUB F 18,128 $12.87 $233,307 12,262,318 Direct -0.15% Disposed -54.5% (price as of )
June 25, 2026 STUB M 739,316 $0.55 $406,624 12,695,562 Direct +6.18% Acquired 963.6% (price as of )
June 25, 2026 STUB F 415,116 $11.52 $4,782,136 12,280,446 Direct -3.27% Disposed -49.2% (price as of )
June 25, 2026 STUB M 739,316 · · 0 Direct -100.00% Disposed
June 2, 2026 STUB F 122,442 $9.80 $1,199,932 11,956,246 Direct -1.01% Disposed -40.3% (price as of )
May 5, 2026 STUB F 18,128 $7.60 $137,773 12,078,688 Direct -0.15% Disposed -23.0% (price as of )
April 7, 2026 STUB F 18,128 $6.45 $116,926 12,096,816 Direct -0.15% Disposed -9.3% (price as of )
March 17, 2026 STUB C 55,048 · · 55,048 Indirect · Acquired
March 17, 2026 STUB C 1,000 · · 0 Indirect -100.00% Disposed
March 10, 2026 STUB F 122,441 $7.93 $970,957 12,114,944 Direct -1.00% Disposed -26.2% (price as of )
Feb. 10, 2026 STUB F 18,128 $10.42 $188,894 12,237,385 Direct -0.15% Disposed -43.9% (price as of )
Jan. 13, 2026 STUB F 18,130 $13.58 $246,205 12,255,513 Direct -0.15% Disposed -56.9% (price as of )
Jan. 12, 2026 STUB G 621,673 · · 2,462,764 Indirect -20.16% Disposed
Jan. 12, 2026 STUB G 621,673 · · 2,462,764 Indirect +33.77% Acquired
Dec. 16, 2025 STUB F 18,094 $13.27 $240,107 12,273,643 Direct -0.15% Disposed -55.9% (price as of )
Nov. 18, 2025 STUB F 122,214 $12.06 $1,473,901 12,291,737 Direct -0.98% Disposed -51.5% (price as of )
Nov. 3, 2025 STUB J 4,339,090 · · 0 Indirect -100.00% Disposed
Nov. 3, 2025 STUB J 1,774,107 · · 0 Indirect -100.00% Disposed
Oct. 21, 2025 STUB F 18,094 $19.04 $344,510 12,257,164 Direct -0.15% Disposed -69.3% (price as of )
Sept. 16, 2025 STUB F 719,817 $23.50 $16,915,700 12,275,258 Direct -5.54% Disposed -75.1% (price as of )

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Derivative holdings (Form 4 Table II) Options, RSUs and convertible securities reported on Form 4 Table II.

06
DateTickerSecurityUnderlying Exercise priceExpirationSharesA/D
June 25, 2026 STUB Stock Option (Right to Buy) Class A Common Stock (739,316) $0.55 July 1, 2026 739,316 Disposed
March 17, 2026 STUB Series M Redeemable Preferred Stock Class A Common Stock (55,048) · · 1,000 Disposed
Jan. 12, 2026 STUB Class B Common Stock Class A Common Stock (621,673) · · 621,673 Disposed
Jan. 12, 2026 STUB Class B Common Stock Class A Common Stock (621,673) · · 621,673 Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Initial ownership (Form 3) 10 holdings

07

Securities held when first becoming an insider, per SEC Form 3.

DateTickerSecuritySharesOwnership
Sept. 16, 2025 STUB Class A Common Stock 13,456,515 Direct
Sept. 16, 2025 STUB Class A Common Stock 34,370 Indirect
Sept. 16, 2025 STUB Class A Common Stock 4,339,090 Indirect
Sept. 16, 2025 STUB Class A Common Stock 1,774,107 Indirect
Sept. 16, 2025 STUB Class B Common Stock→ Class A Common Stock (22,068,680) 22,068,680 Direct
Sept. 16, 2025 STUB Class B Common Stock→ Class A Common Stock (2,681,320) 2,681,320 Indirect
Sept. 16, 2025 STUB Series M Redeemable Preferred Stock→ Class A Common Stock (55,024) 55,024 Indirect
Sept. 16, 2025 STUB Stock Option (Right to Buy)→ Class A Common Stock (739,316) 739,316 Direct
Sept. 16, 2025 STUB Stock Option (Right to Buy)→ Class A Common Stock (500,000) 500,000 Direct
Sept. 16, 2025 STUB Stock Option (Right to Buy)→ Class A Common Stock (9,195,210) 9,195,210 Direct

Holdings reported on Form 4 32 reported holdings

08

Positions listed on each Form 4 without a transaction in that filing (Table I and II holdings), newest filing first.

DateTickerSecuritySharesExercise priceExpirationOwnership
Oct. 20, 2026 STUB Class A Common Stock 34,370 · · Indirect
Oct. 20, 2026 STUB Class A Common Stock 55,048 · · Indirect
Sept. 23, 2026 STUB Class A Common Stock 34,370 · · Indirect
Sept. 23, 2026 STUB Class A Common Stock 55,048 · · Indirect
Aug. 7, 2026 STUB Class A Common Stock 34,370 · · Indirect
Aug. 7, 2026 STUB Class A Common Stock 55,048 · · Indirect
July 1, 2026 STUB Class A Common Stock 34,370 · · Indirect
July 1, 2026 STUB Class A Common Stock 55,048 · · Indirect
June 26, 2026 STUB Class A Common Stock 34,370 · · Indirect
June 26, 2026 STUB Class A Common Stock 55,048 · · Indirect
June 4, 2026 STUB Class A Common Stock 34,370 · · Indirect
June 4, 2026 STUB Class A Common Stock 55,048 · · Indirect
May 7, 2026 STUB Class A Common Stock 34,370 · · Indirect
May 7, 2026 STUB Class A Common Stock 55,048 · · Indirect
April 9, 2026 STUB Class A Common Stock 34,370 · · Indirect
April 9, 2026 STUB Class A Common Stock 55,048 · · Indirect
March 19, 2026 STUB Class A Common Stock 12,114,944 · · Direct
March 19, 2026 STUB Class A Common Stock 34,370 · · Indirect
March 12, 2026 STUB Class A Common Stock 34,370 · · Indirect
Feb. 12, 2026 STUB Class A Common Stock 34,370 · · Indirect
Jan. 15, 2026 STUB Class A Common Stock 34,370 · · Indirect
Jan. 14, 2026 STUB Class B Common Stock→ Class A Common Stock (22,287,236) 22,287,236 · · Direct
Dec. 18, 2025 STUB Class A Common Stock 34,370 · · Indirect
Nov. 20, 2025 STUB Class A Common Stock 34,370 · · Indirect
Nov. 4, 2025 STUB Class A Common Stock 12,413,951 · · Direct
Nov. 4, 2025 STUB Class A Common Stock 34,370 · · Indirect
Oct. 23, 2025 STUB Class A Common Stock 34,370 · · Indirect
Oct. 23, 2025 STUB Class A Common Stock 4,339,090 · · Indirect
Oct. 23, 2025 STUB Class A Common Stock 1,774,107 · · Indirect
Sept. 18, 2025 STUB Class A Common Stock 34,370 · · Indirect
Sept. 18, 2025 STUB Class A Common Stock 4,339,090 · · Indirect
Sept. 18, 2025 STUB Class A Common Stock 1,774,107 · · Indirect

Compensation (DEF 14A)

10

Matched by name from proxy statements (DEF 14A) — verify against the filing.

Fiscal yearSalaryBonusStock awards Option awardsNon-equity incentivePension changeOtherTotal
2025 $3,354,321 · · · · · $1,171,960 $4,526,281

Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.