Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 100 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
Aug. 15, 2026 TNDM M 897 · · 31,815 Direct +2.90% Acquired (price as of 2026-10-02)
Aug. 15, 2026 TNDM F 457 $22.72 $10,383 31,358 Direct -1.44% Disposed -27.4% (price as of 2026-10-02)
Aug. 15, 2026 TNDM M 1,610 · · 32,968 Direct +5.13% Acquired (price as of 2026-10-02)
Aug. 15, 2026 TNDM F 820 $22.72 $18,630 32,148 Direct -2.49% Disposed -27.4% (price as of 2026-10-02)
Aug. 15, 2026 TNDM M 897 · · 2,692 Direct -24.99% Disposed (price as of 2026-10-02)
Aug. 15, 2026 TNDM M 1,610 · · 11,268 Direct -12.50% Disposed (price as of 2026-10-02)
May 29, 2026 TNDM A 26,003 · · 26,003 Direct · Acquired (price as of 2026-10-02)
May 15, 2026 TNDM M 1,437 · · 26,711 Direct +5.69% Acquired (price as of 2026-10-02)
May 15, 2026 TNDM F 732 $12.82 $9,384 25,979 Direct -2.74% Disposed 28.7% (price as of 2026-10-02)
May 15, 2026 TNDM M 898 · · 26,877 Direct +3.46% Acquired (price as of 2026-10-02)
May 15, 2026 TNDM F 457 $12.82 $5,859 26,420 Direct -1.70% Disposed 28.7% (price as of 2026-10-02)
May 15, 2026 TNDM M 6,439 · · 32,859 Direct +24.37% Acquired (price as of 2026-10-02)
May 15, 2026 TNDM F 3,277 $12.82 $42,011 29,582 Direct -9.97% Disposed 28.7% (price as of 2026-10-02)
May 15, 2026 TNDM A 1,336 $10.90 $14,562 30,918 Direct +4.52% Acquired 51.4% (price as of 2026-10-02)
May 15, 2026 TNDM M 1,437 · · 0 Direct -100.00% Disposed (price as of 2026-10-02)
May 15, 2026 TNDM M 898 · · 3,589 Direct -20.01% Disposed (price as of 2026-10-02)
May 15, 2026 TNDM M 6,439 · · 12,878 Direct -33.33% Disposed (price as of 2026-10-02)
Feb. 17, 2026 TNDM M 1,437 · · 25,689 Direct +5.93% Acquired (price as of 2026-10-02)
Feb. 17, 2026 TNDM F 808 $18.95 $15,312 24,881 Direct -3.15% Disposed -12.9% (price as of 2026-10-02)
Feb. 17, 2026 TNDM M 897 · · 25,778 Direct +3.61% Acquired (price as of 2026-10-02)
Feb. 17, 2026 TNDM F 504 $18.95 $9,551 25,274 Direct -1.96% Disposed -12.9% (price as of 2026-10-02)
Feb. 17, 2026 TNDM M 1,437 · · 1,437 Direct -50.00% Disposed (price as of 2026-10-02)
Feb. 17, 2026 TNDM M 897 · · 4,487 Direct -16.66% Disposed (price as of 2026-10-02)
Dec. 15, 2025 TNDM M 406 · · 24,459 Direct +1.69% Acquired (price as of 2026-10-02)
Dec. 15, 2025 TNDM F 207 $22.11 $4,577 24,252 Direct -0.85% Disposed -25.4% (price as of 2026-10-02)
Dec. 15, 2025 TNDM M 406 · · 0 Direct -100.00% Disposed (price as of 2026-10-02)
Nov. 17, 2025 TNDM A 339 $15.59 $5,285 22,905 Direct +1.50% Acquired 5.8% (price as of 2026-10-02)
Nov. 17, 2025 TNDM M 1,437 · · 24,342 Direct +6.27% Acquired (price as of 2026-10-02)
Nov. 17, 2025 TNDM F 730 $18.61 $13,585 23,612 Direct -3.00% Disposed -11.3% (price as of 2026-10-02)
Nov. 17, 2025 TNDM M 897 · · 24,509 Direct +3.80% Acquired (price as of 2026-10-02)
Nov. 17, 2025 TNDM F 456 $18.61 $8,486 24,053 Direct -1.86% Disposed -11.3% (price as of 2026-10-02)
Nov. 17, 2025 TNDM M 1,437 · · 2,874 Direct -33.33% Disposed (price as of 2026-10-02)
Nov. 17, 2025 TNDM M 897 · · 5,384 Direct -14.28% Disposed (price as of 2026-10-02)
Sept. 15, 2025 TNDM M 406 · · 22,773 Direct +1.82% Acquired (price as of 2026-10-02)
Sept. 15, 2025 TNDM F 207 $12.09 $2,503 22,566 Direct -0.91% Disposed 36.5% (price as of 2026-10-02)
Sept. 15, 2025 TNDM M 406 · · 406 Direct -50.00% Disposed (price as of 2026-10-02)
Aug. 15, 2025 TNDM M 1,437 · · 22,656 Direct +6.77% Acquired (price as of 2026-10-02)
Aug. 15, 2025 TNDM F 730 $10.82 $7,899 21,926 Direct -3.22% Disposed 52.5% (price as of 2026-10-02)
Aug. 15, 2025 TNDM M 898 · · 22,824 Direct +4.10% Acquired (price as of 2026-10-02)
Aug. 15, 2025 TNDM F 457 $10.82 $4,945 22,367 Direct -2.00% Disposed 52.5% (price as of 2026-10-02)
Aug. 15, 2025 TNDM M 1,437 · · 4,311 Direct -25.00% Disposed (price as of 2026-10-02)
Aug. 15, 2025 TNDM M 898 · · 6,281 Direct -12.51% Disposed (price as of 2026-10-02)
June 16, 2025 TNDM M 406 · · 21,426 Direct +1.93% Acquired (price as of 2026-10-02)
June 16, 2025 TNDM F 207 $20.76 $4,297 21,219 Direct -0.97% Disposed -20.5% (price as of 2026-10-02)
June 16, 2025 TNDM M 406 · · 812 Direct -33.33% Disposed (price as of 2026-10-02)
May 30, 2025 TNDM A 19,316 · · 19,316 Direct · Acquired (price as of 2026-10-02)
May 30, 2025 TNDM A 19,317 · · 19,317 Direct · Acquired (price as of 2026-10-02)
May 15, 2025 TNDM A 1,020 $15.64 $15,953 17,412 Direct +6.22% Acquired 5.5% (price as of 2026-10-02)
May 15, 2025 TNDM M 596 · · 18,008 Direct +3.42% Acquired (price as of 2026-10-02)
May 15, 2025 TNDM F 214 $22.70 $4,858 17,794 Direct -1.19% Disposed -27.3% (price as of 2026-10-02)
May 15, 2025 TNDM M 1,437 · · 19,231 Direct +8.08% Acquired (price as of 2026-10-02)
May 15, 2025 TNDM F 515 $22.70 $11,690 18,716 Direct -2.68% Disposed -27.3% (price as of 2026-10-02)
May 15, 2025 TNDM M 3,589 · · 22,305 Direct +19.18% Acquired (price as of 2026-10-02)
May 15, 2025 TNDM F 1,285 $22.70 $29,170 21,020 Direct -5.76% Disposed -27.3% (price as of 2026-10-02)
May 15, 2025 TNDM M 596 · · 0 Direct -100.00% Disposed (price as of 2026-10-02)
May 15, 2025 TNDM M 1,437 · · 5,748 Direct -20.00% Disposed (price as of 2026-10-02)
May 15, 2025 TNDM M 3,589 · · 7,179 Direct -33.33% Disposed (price as of 2026-10-02)
March 17, 2025 TNDM M 406 · · 16,538 Direct +2.52% Acquired (price as of 2026-10-02)
March 17, 2025 TNDM F 146 $19.17 $2,799 16,392 Direct -0.88% Disposed -13.9% (price as of 2026-10-02)
March 17, 2025 TNDM M 406 · · 1,218 Direct -25.00% Disposed (price as of 2026-10-02)
Feb. 18, 2025 TNDM M 595 · · 15,530 Direct +3.98% Acquired (price as of 2026-10-02)
Feb. 18, 2025 TNDM F 245 $33.47 $8,200 15,285 Direct -1.58% Disposed -50.7% (price as of 2026-10-02)
Feb. 18, 2025 TNDM M 1,438 · · 16,723 Direct +9.41% Acquired (price as of 2026-10-02)
Feb. 18, 2025 TNDM F 591 $33.47 $19,781 16,132 Direct -3.53% Disposed -50.7% (price as of 2026-10-02)
Feb. 18, 2025 TNDM M 595 · · 596 Direct -49.96% Disposed (price as of 2026-10-02)
Feb. 18, 2025 TNDM M 1,438 · · 7,185 Direct -16.68% Disposed (price as of 2026-10-02)
Dec. 16, 2024 TNDM M 406 · · 15,080 Direct +2.77% Acquired (price as of 2026-10-02)
Dec. 16, 2024 TNDM F 145 $32.66 $4,736 14,935 Direct -0.96% Disposed -49.5% (price as of 2026-10-02)
Dec. 16, 2024 TNDM M 406 · · 1,624 Direct -20.00% Disposed (price as of 2026-10-02)
Nov. 15, 2024 TNDM M 596 · · 13,400 Direct +4.65% Acquired (price as of 2026-10-02)
Nov. 15, 2024 TNDM F 213 $27.34 $5,823 13,187 Direct -1.59% Disposed -39.6% (price as of 2026-10-02)
Nov. 15, 2024 TNDM M 1,437 · · 14,624 Direct +10.90% Acquired (price as of 2026-10-02)
Nov. 15, 2024 TNDM F 513 $27.34 $14,025 14,111 Direct -3.51% Disposed -39.6% (price as of 2026-10-02)
Nov. 15, 2024 TNDM A 563 $15.64 $8,805 14,674 Direct +3.99% Acquired 5.5% (price as of 2026-10-02)
Nov. 15, 2024 TNDM M 596 · · 1,191 Direct -33.35% Disposed (price as of 2026-10-02)
Nov. 15, 2024 TNDM M 1,437 · · 8,623 Direct -14.28% Disposed (price as of 2026-10-02)
Sept. 16, 2024 TNDM M 406 · · 12,949 Direct +3.24% Acquired (price as of 2026-10-02)
Sept. 16, 2024 TNDM F 145 $43.97 $6,376 12,804 Direct -1.12% Disposed -62.5% (price as of 2026-10-02)
Sept. 16, 2024 TNDM M 406 · · 2,030 Direct -16.67% Disposed (price as of 2026-10-02)
Aug. 15, 2024 TNDM M 596 · · 11,832 Direct +5.30% Acquired (price as of 2026-10-02)
Aug. 15, 2024 TNDM F 213 $43.82 $9,334 11,619 Direct -1.80% Disposed -62.3% (price as of 2026-10-02)
Aug. 15, 2024 TNDM M 1,437 · · 13,056 Direct +12.37% Acquired (price as of 2026-10-02)
Aug. 15, 2024 TNDM F 513 $43.82 $22,480 12,543 Direct -3.93% Disposed -62.3% (price as of 2026-10-02)
Aug. 15, 2024 TNDM M 596 · · 1,787 Direct -25.01% Disposed (price as of 2026-10-02)
Aug. 15, 2024 TNDM M 1,437 · · 10,060 Direct -12.50% Disposed (price as of 2026-10-02)
June 17, 2024 TNDM M 406 · · 11,381 Direct +3.70% Acquired (price as of 2026-10-02)
June 17, 2024 TNDM F 145 $45.33 $6,573 11,236 Direct -1.27% Disposed -63.6% (price as of 2026-10-02)
June 17, 2024 TNDM M 406 · · 2,436 Direct -14.29% Disposed (price as of 2026-10-02)
May 23, 2024 TNDM A 10,768 · · 10,768 Direct · Acquired (price as of 2026-10-02)
May 23, 2024 TNDM A 10,767 · · 10,767 Direct · Acquired (price as of 2026-10-02)
May 15, 2024 TNDM A 796 $15.64 $12,449 6,896 Direct +13.05% Acquired 5.5% (price as of 2026-10-02)
May 15, 2024 TNDM M 595 · · 7,491 Direct +8.63% Acquired (price as of 2026-10-02)
May 15, 2024 TNDM F 213 $47.37 $10,090 7,278 Direct -2.84% Disposed -65.2% (price as of 2026-10-02)
May 15, 2024 TNDM M 5,748 · · 13,026 Direct +78.98% Acquired (price as of 2026-10-02)
May 15, 2024 TNDM F 2,051 $47.37 $97,156 10,975 Direct -15.75% Disposed -65.2% (price as of 2026-10-02)
May 15, 2024 TNDM M 595 · · 2,383 Direct -19.98% Disposed (price as of 2026-10-02)
May 15, 2024 TNDM M 5,748 · · 11,497 Direct -33.33% Disposed (price as of 2026-10-02)
March 15, 2024 TNDM M 405 · · 6,245 Direct +6.93% Acquired (price as of 2026-10-02)
March 15, 2024 TNDM F 145 $28.62 $4,150 6,100 Direct -2.32% Disposed -42.3% (price as of 2026-10-02)
March 15, 2024 TNDM M 405 · · 2,842 Direct -12.47% Disposed (price as of 2026-10-02)

Showing latest 100 of 152 transactions

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
Aug. 15, 2026 TNDM Restricted Stock Unit [F2] Common Stock (897) · · 897 Disposed
Aug. 15, 2026 TNDM Restricted Stock Unit [F5] Common Stock (1,610) · · 1,610 Disposed
May 29, 2026 TNDM Restricted Stock Unit Common Stock (26,003) · · 26,003 Acquired
May 15, 2026 TNDM Restricted Stock Unit [F3] Common Stock (1,437) · · 1,437 Disposed
May 15, 2026 TNDM Restricted Stock Unit [F6] Common Stock (898) · · 898 Disposed
May 15, 2026 TNDM Restricted Stock Unit [F8] Common Stock (6,439) · · 6,439 Disposed
Feb. 17, 2026 TNDM Restricted Stock Unit [F2] Common Stock (1,437) · · 1,437 Disposed
Feb. 17, 2026 TNDM Restricted Stock Unit [F5] Common Stock (897) · · 897 Disposed
Dec. 15, 2025 TNDM Restricted Stock Unit [F2] Common Stock (406) · · 406 Disposed
Nov. 17, 2025 TNDM Restricted Stock Unit [F3] Common Stock (1,437) · · 1,437 Disposed
Nov. 17, 2025 TNDM Restricted Stock Unit [F6] Common Stock (897) · · 897 Disposed
Sept. 15, 2025 TNDM Restricted Stock Unit [F2] Common Stock (406) · · 406 Disposed
Aug. 15, 2025 TNDM Restricted Stock Unit [F2] Common Stock (1,437) · · 1,437 Disposed
Aug. 15, 2025 TNDM Restricted Stock Unit [F5] Common Stock (898) · · 898 Disposed
June 16, 2025 TNDM Restricted Stock Unit [F2] Common Stock (406) · · 406 Disposed
May 30, 2025 TNDM Performance Stock Unit [F1] Common Stock (19,316) · · 19,316 Acquired
May 30, 2025 TNDM Restricted Stock Unit [F1] Common Stock (19,317) · · 19,317 Acquired
May 15, 2025 TNDM Restricted Stock Unit [F3] Common Stock (596) · · 596 Disposed
May 15, 2025 TNDM Restricted Stock Unit [F6] Common Stock (1,437) · · 1,437 Disposed
May 15, 2025 TNDM Restricted Stock Unit [F9] Common Stock (3,589) · · 3,589 Disposed
March 17, 2025 TNDM Restricted Stock Unit [F2] Common Stock (406) · · 406 Disposed
Feb. 18, 2025 TNDM Restricted Stock Unit [F2] Common Stock (595) · · 595 Disposed
Feb. 18, 2025 TNDM Restricted Stock Unit [F5] Common Stock (1,438) · · 1,438 Disposed
Dec. 16, 2024 TNDM Restricted Stock Unit [F2] Common Stock (406) · · 406 Disposed
Nov. 15, 2024 TNDM Restricted Stock Unit [F3] Common Stock (596) · · 596 Disposed
Nov. 15, 2024 TNDM Restricted Stock Unit [F6] Common Stock (1,437) · · 1,437 Disposed
Sept. 16, 2024 TNDM Restricted Stock Unit [F2] Common Stock (406) · · 406 Disposed
Aug. 15, 2024 TNDM Restricted Stock Unit [F2] Common Stock (596) · · 596 Disposed
Aug. 15, 2024 TNDM Restricted Stock Unit [F5] Common Stock (1,437) · · 1,437 Disposed
June 17, 2024 TNDM Restricted Stock Unit [F2] Common Stock (406) · · 406 Disposed
May 23, 2024 TNDM Restricted Stock Unit [F1] Common Stock (10,768) · · 10,768 Acquired
May 23, 2024 TNDM Performance Stock Unit [F1] Common Stock (10,767) · · 10,767 Acquired
May 15, 2024 TNDM Restricted Stock Unit [F3] Common Stock (595) · · 595 Disposed
May 15, 2024 TNDM Restricted Stock Unit [F6] Common Stock (5,748) · · 5,748 Disposed
March 15, 2024 TNDM Restricted Stock Unit [F2] Common Stock (405) · · 405 Disposed
Feb. 15, 2024 TNDM Restricted Stock Unit [F2] Common Stock (596) · · 596 Disposed
Dec. 15, 2023 TNDM Restricted Stock Unit [F2] Common Stock (406) · · 406 Disposed
Nov. 15, 2023 TNDM Restricted Stock Unit [F3] Common Stock (596) · · 596 Disposed
Sept. 15, 2023 TNDM Restricted Stock Unit [F2] Common Stock (406) · · 406 Disposed
Aug. 15, 2023 TNDM Restricted Stock Unit [F2] Common Stock (595) · · 595 Disposed
June 15, 2023 TNDM Restricted Stock Unit [F2] Common Stock (406) · · 406 Disposed
May 25, 2023 TNDM RSU 2023 05 25 [F1] Common Stock (17,245) · · 17,245 Acquired
May 15, 2023 TNDM Restricted Stock Unit Common Stock (2,383) · · 2,383 Disposed
March 15, 2023 TNDM Restricted Stock Unit [F2] Common Stock (406) · · 406 Acquired
Dec. 15, 2022 TNDM Restricted Stock Unit [F2] Common Stock (1,624) · · 1,624 Acquired
May 25, 2022 TNDM Restricted Stock Unit [F1] Common Stock (7,148) · · 7,148 Acquired
Dec. 15, 2021 TNDM Restricted Stock Unit [F1] Common Stock (6,495) · · 6,495 Acquired

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

Initial ownership (Form 3) 3 holdings

07

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

DateTickerSecuritySharesOwnership
Nov. 24, 2021 TNDM Common Stock 0 Direct
Feb. 28, 2011 SMSI Common Stock [F1] 9,907 Direct
Feb. 28, 2011 SMSI Common Stock [F2] 50,000 Direct

Compensation (DEF 14A)

08

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

Fiscal yearSalaryBonusStock awards Option awardsNon-equity incentivePension changeOtherTotal
2016 $255,200 · $102,000 · $91,376 · $3,600 $452,176

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