Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 17 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, 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
Sept. 14, 2026 TTD A 217,233 · · 459,941 Direct +89.50% Acquired (price as of 2026-10-05)
Aug. 15, 2026 TTD F 1,220 $14.14 $17,251 250,449 Direct -0.48% Disposed -15.3% (price as of 2026-10-05)
Aug. 15, 2026 TTD F 1,051 $14.14 $14,861 249,398 Direct -0.42% Disposed -15.3% (price as of 2026-10-05)
Aug. 15, 2026 TTD F 1,373 $14.14 $19,414 248,025 Direct -0.55% Disposed -15.3% (price as of 2026-10-05)
Aug. 15, 2026 TTD F 5,317 $14.14 $75,182 242,708 Direct -2.14% Disposed -15.3% (price as of 2026-10-05)
May 15, 2026 TTD F 262 $21.15 $5,541 257,989 Direct -0.10% Disposed -43.4% (price as of 2026-10-05)
May 15, 2026 TTD F 861 $21.15 $18,210 257,128 Direct -0.33% Disposed -43.4% (price as of 2026-10-05)
May 15, 2026 TTD F 741 $21.15 $15,672 256,387 Direct -0.29% Disposed -43.4% (price as of 2026-10-05)
May 15, 2026 TTD F 968 $21.15 $20,473 255,419 Direct -0.38% Disposed -43.4% (price as of 2026-10-05)
May 15, 2026 TTD F 3,750 $21.15 $79,312 251,669 Direct -1.47% Disposed -43.4% (price as of 2026-10-05)
March 3, 2026 TTD A 167,197 · · 257,629 Direct +184.89% Acquired (price as of 2026-10-05)
March 3, 2026 TTD A 309,551 · · 309,551 Direct · Acquired (price as of 2026-10-05)
Feb. 15, 2026 TTD F 603 $25.81 $15,563 93,329 Direct -0.64% Disposed -53.6% (price as of 2026-10-05)
Feb. 15, 2026 TTD F 301 $25.81 $7,769 93,028 Direct -0.32% Disposed -53.6% (price as of 2026-10-05)
Feb. 15, 2026 TTD F 887 $25.81 $22,893 92,141 Direct -0.95% Disposed -53.6% (price as of 2026-10-05)
Feb. 15, 2026 TTD F 741 $25.81 $19,125 91,400 Direct -0.80% Disposed -53.6% (price as of 2026-10-05)
Feb. 15, 2026 TTD F 968 $25.81 $24,984 90,432 Direct -1.06% Disposed -53.6% (price as of 2026-10-05)

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
March 3, 2026 TTD Employee Stock Option (Right to Buy) Class A Common Stock (309,551) $25.00 March 3, 2036 309,551 Acquired

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

Initial ownership (Form 3) 6 holdings

07

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

DateTickerSecuritySharesOwnership
Feb. 3, 2026 TTD Class A Common Stock 93,932 Direct
Feb. 3, 2026 TTD Employee Stock Option (Right to Buy)→ Class A Common Stock (8,430) 8,430 Direct
Feb. 3, 2026 TTD Employee Stock Option (Right to Buy)→ Class A Common Stock (7,073) 7,073 Direct
Feb. 3, 2026 TTD Employee Stock Option (Right to Buy)→ Class A Common Stock (38,825) 38,825 Direct
Feb. 3, 2026 TTD Employee Stock Option (Right to Buy)→ Class A Common Stock (66,926) 66,926 Direct
Feb. 3, 2026 TTD Employee Stock Option (Right to Buy)→ Class A Common Stock (82,508) 82,508 Direct