Irving Tan
CIK 1729518 · View on SEC EDGAR ↗
Insider
First SEC filing: March 21, 2024 · Latest: March 3, 2025
On this page
Insider at
Insider transactions
0 buys (P)
39 sells (S)
Net:
$-25,258,790
+ 60 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
60 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Aug. 11, 2026 | WDC | S 10b5-1 | 2,478 | $441.48 | $1,093,987 | 593,488 Direct | -0.42% | Disposed | 3.8% (price as of 2026-08-20) |
| Aug. 11, 2026 | WDC | S 10b5-1 | 989 | $442.22 | $437,356 | 592,499 Direct | -0.17% | Disposed | 3.6% (price as of 2026-08-20) |
| Aug. 11, 2026 | WDC | S 10b5-1 | 1,840 | $443.35 | $815,764 | 590,659 Direct | -0.31% | Disposed | 3.3% (price as of 2026-08-20) |
| Aug. 11, 2026 | WDC | S 10b5-1 | 1,880 | $444.67 | $835,980 | 588,779 Direct | -0.32% | Disposed | 3.0% (price as of 2026-08-20) |
| Aug. 11, 2026 | WDC | S 10b5-1 | 4,822 | $445.45 | $2,147,960 | 583,957 Direct | -0.82% | Disposed | 2.8% (price as of 2026-08-20) |
| Aug. 11, 2026 | WDC | S 10b5-1 | 6,445 | $446.38 | $2,876,919 | 577,512 Direct | -1.10% | Disposed | 2.6% (price as of 2026-08-20) |
| Aug. 11, 2026 | WDC | S 10b5-1 | 1,546 | $447.18 | $691,340 | 575,966 Direct | -0.27% | Disposed | 2.5% (price as of 2026-08-20) |
| May 1, 2026 | WDC | S 10b5-1 | 3,257 | $406.52 | $1,324,036 | 614,893 Direct | -0.53% | Disposed | 12.7% (price as of 2026-08-20) |
| May 1, 2026 | WDC | S 10b5-1 | 512 | $407.32 | $208,548 | 614,381 Direct | -0.08% | Disposed | 12.5% (price as of 2026-08-20) |
| May 1, 2026 | WDC | S 10b5-1 | 584 | $408.23 | $238,406 | 613,797 Direct | -0.10% | Disposed | 12.2% (price as of 2026-08-20) |
| May 1, 2026 | WDC | S 10b5-1 | 546 | $409.63 | $223,658 | 613,251 Direct | -0.09% | Disposed | 11.8% (price as of 2026-08-20) |
| May 1, 2026 | WDC | S 10b5-1 | 920 | $410.76 | $377,899 | 612,331 Direct | -0.15% | Disposed | 11.5% (price as of 2026-08-20) |
| May 1, 2026 | WDC | S 10b5-1 | 680 | $411.87 | $280,072 | 611,651 Direct | -0.11% | Disposed | 11.2% (price as of 2026-08-20) |
| May 1, 2026 | WDC | S 10b5-1 | 5,711 | $413.12 | $2,359,328 | 605,940 Direct | -0.93% | Disposed | 10.9% (price as of 2026-08-20) |
| May 1, 2026 | WDC | S 10b5-1 | 7,355 | $413.92 | $3,044,382 | 598,585 Direct | -1.21% | Disposed | 10.7% (price as of 2026-08-20) |
| May 1, 2026 | WDC | S 10b5-1 | 435 | $415.02 | $180,534 | 598,150 Direct | -0.07% | Disposed | 10.4% (price as of 2026-08-20) |
| Feb. 2, 2026 | WDC | S 10b5-1 | 981 | $242.23 | $237,628 | 642,605 Direct | -0.15% | Disposed | 89.1% (price as of 2026-08-20) |
| Feb. 2, 2026 | WDC | S 10b5-1 | 1,298 | $243.50 | $316,063 | 641,307 Direct | -0.20% | Disposed | 88.1% (price as of 2026-08-20) |
| Feb. 2, 2026 | WDC | S 10b5-1 | 800 | $245.00 | $196,000 | 640,507 Direct | -0.12% | Disposed | 87.0% (price as of 2026-08-20) |
| Feb. 2, 2026 | WDC | S 10b5-1 | 1,005 | $247.26 | $248,496 | 639,502 Direct | -0.16% | Disposed | 85.3% (price as of 2026-08-20) |
| Feb. 2, 2026 | WDC | S 10b5-1 | 1,100 | $248.95 | $273,845 | 638,402 Direct | -0.17% | Disposed | 84.0% (price as of 2026-08-20) |
| Feb. 2, 2026 | WDC | S 10b5-1 | 200 | $249.48 | $49,896 | 638,202 Direct | -0.03% | Disposed | 83.6% (price as of 2026-08-20) |
| Feb. 2, 2026 | WDC | S 10b5-1 | 1,000 | $252.15 | $252,150 | 637,202 Direct | -0.16% | Disposed | 81.7% (price as of 2026-08-20) |
| Feb. 2, 2026 | WDC | S 10b5-1 | 100 | $253.40 | $25,340 | 637,102 Direct | -0.02% | Disposed | 80.8% (price as of 2026-08-20) |
| Feb. 2, 2026 | WDC | S 10b5-1 | 100 | $255.00 | $25,500 | 637,002 Direct | -0.02% | Disposed | 79.7% (price as of 2026-08-20) |
| Feb. 2, 2026 | WDC | S 10b5-1 | 1,000 | $256.76 | $256,760 | 636,002 Direct | -0.16% | Disposed | 78.4% (price as of 2026-08-20) |
| Feb. 2, 2026 | WDC | S 10b5-1 | 1,500 | $257.82 | $386,730 | 634,502 Direct | -0.24% | Disposed | 77.7% (price as of 2026-08-20) |
| Feb. 2, 2026 | WDC | S 10b5-1 | 2,096 | $258.65 | $542,130 | 632,406 Direct | -0.33% | Disposed | 77.1% (price as of 2026-08-20) |
| Feb. 2, 2026 | WDC | S 10b5-1 | 2,250 | $259.93 | $584,842 | 630,156 Direct | -0.36% | Disposed | 76.3% (price as of 2026-08-20) |
| Feb. 2, 2026 | WDC | S 10b5-1 | 2,444 | $260.84 | $637,493 | 627,712 Direct | -0.39% | Disposed | 75.6% (price as of 2026-08-20) |
| Feb. 2, 2026 | WDC | S 10b5-1 | 3,626 | $261.84 | $949,432 | 624,086 Direct | -0.58% | Disposed | 75.0% (price as of 2026-08-20) |
| Feb. 2, 2026 | WDC | S 10b5-1 | 100 | $262.55 | $26,255 | 623,986 Direct | -0.02% | Disposed | 74.5% (price as of 2026-08-20) |
| Feb. 2, 2026 | WDC | S 10b5-1 | 400 | $250.71 | $100,284 | 623,586 Direct | -0.06% | Disposed | 82.7% (price as of 2026-08-20) |
| Nov. 3, 2025 | WDC | S 10b5-1 | 6,019 | $149.02 | $896,951 | 659,448 Direct | -0.90% | Disposed | 207.4% (price as of 2026-08-20) |
| Nov. 3, 2025 | WDC | S 10b5-1 | 6,359 | $149.79 | $952,515 | 653,089 Direct | -0.96% | Disposed | 205.9% (price as of 2026-08-20) |
| Nov. 3, 2025 | WDC | S 10b5-1 | 700 | $150.90 | $105,630 | 652,389 Direct | -0.11% | Disposed | 203.6% (price as of 2026-08-20) |
| Nov. 3, 2025 | WDC | S 10b5-1 | 2,927 | $152.24 | $445,606 | 649,462 Direct | -0.45% | Disposed | 200.9% (price as of 2026-08-20) |
| Nov. 3, 2025 | WDC | S 10b5-1 | 2,500 | $153.18 | $382,950 | 646,962 Direct | -0.38% | Disposed | 199.1% (price as of 2026-08-20) |
| Nov. 3, 2025 | WDC | S 10b5-1 | 1,495 | $153.93 | $230,125 | 645,467 Direct | -0.23% | Disposed | 197.6% (price as of 2026-08-20) |
| Aug. 19, 2025 | WDC | S 10b5-1 | 8,621 | $75.90 | $654,334 | 594,836 Direct | -1.43% | Disposed | 503.6% (price as of 2026-08-20) |
Showing latest 100 of 172 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.
| Date | Ticker | Security | Underlying | Exercise price | Expiration | Shares | A/D |
|---|---|---|---|---|---|---|---|
| June 20, 2026 | WDC | Dividend Equivalent Rights | Common Stock (52) | — | — | 52 | Disposed |
| June 17, 2026 | WDC | Dividend Equivalent Rights | Common Stock (57) | — | — | 57 | Acquired |
| May 25, 2026 | WDC | Dividend Equivalent Rights | Common Stock (30) | — | — | 30 | Disposed |
| May 21, 2026 | WDC | Dividend Equivalent Rights | Common Stock (24) | — | — | 24 | Disposed |
| May 20, 2026 | WDC | Dividend Equivalent Rights | Common Stock (13) | — | — | 13 | Disposed |
| March 20, 2026 | WDC | Dividend Equivalent Rights | Common Stock (49) | — | — | 49 | Disposed |
| March 18, 2026 | WDC | Dividend Equivalent Rights | Common Stock (123) | — | — | 123 | Acquired |
| March 3, 2026 | WDC | Dividend Equivalent Rights | Common Stock (93) | — | — | 93 | Disposed |
| Feb. 25, 2026 | WDC | Dividend Equivalent Rights | Common Stock (27) | — | — | 27 | Disposed |
| Feb. 21, 2026 | WDC | Dividend Equivalent Rights | Common Stock (21) | — | — | 21 | Disposed |
| Feb. 20, 2026 | WDC | Dividend Equivalent Rights | Common Stock (11) | — | — | 11 | Disposed |
| Dec. 20, 2025 | WDC | Dividend Equivalent Rights | Common Stock (44) | — | — | 44 | Disposed |
| Dec. 18, 2025 | WDC | Dividend Equivalent Rights | Common Stock (255) | — | — | 255 | Acquired |
| Nov. 25, 2025 | WDC | Dividend Equivalent Rights | Common Stock (21) | — | — | 21 | Disposed |
| Nov. 21, 2025 | WDC | Dividend Equivalent Rights | Common Stock (17) | — | — | 17 | Disposed |
| Nov. 20, 2025 | WDC | Dividend Equivalent Rights | Common Stock (0) | — | — | 9 | Disposed |
| Sept. 20, 2025 | WDC | Dividend Equivalent Rights | Common Stock (35) | — | — | 35 | Disposed |
| Sept. 18, 2025 | WDC | Dividend Equivalent Rights | Common Stock (369) | — | — | 369 | Acquired |
| Aug. 25, 2025 | WDC | Dividend Equivalent Rights | Common Stock (14) | — | — | 14 | Disposed |
| Aug. 21, 2025 | WDC | Dividend Equivalent Rights | Common Stock (42) | — | — | 42 | Disposed |
| Aug. 20, 2025 | WDC | Dividend Equivalent Rights | Common Stock (103) | — | — | 103 | Disposed |
| June 18, 2025 | WDC | Dividend Equivalent Rights | Common Stock (688) | — | — | 688 | Acquired |
| March 19, 2024 | SWK | Deferred Shares | Common Stock (39) | — | — | 39 | Acquired |
| March 15, 2024 | SWK | Deferred Shares | Common Stock (408) | — | — | 408 | Acquired |
| Dec. 19, 2023 | SWK | Deferred Shares | Common Stock (32) | — | — | 32 | Acquired |
| Dec. 15, 2023 | SWK | Deferred Shares | Common Stock (363) | — | — | 363 | Acquired |
| Sept. 19, 2023 | SWK | Deferred Shares | Common Stock (32) | — | — | 32 | Acquired |
| Sept. 15, 2023 | SWK | Deferred Shares | Common Stock (414) | — | — | 414 | Acquired |
| June 20, 2023 | SWK | Deferred Shares | Common Stock (27) | — | — | 27 | Acquired |
| June 15, 2023 | SWK | Deferred Shares | Common Stock (401) | — | — | 401 | Acquired |
| March 21, 2023 | SWK | Deferred Shares | Common Stock (25) | — | — | 25 | Acquired |
| March 15, 2023 | SWK | Deferred Shares | Common Stock (443) | — | — | 443 | Acquired |
| Dec. 20, 2022 | SWK | Deferred Shares | Common Stock (22) | — | — | 22 | Acquired |
| Dec. 15, 2022 | SWK | Deferred Shares | Common Stock (454) | — | — | 454 | Acquired |
| Sept. 20, 2022 | SWK | Deferred Shares | Common Stock (16) | — | — | 16 | Acquired |
| Sept. 15, 2022 | SWK | Deferred Shares | Common Stock (360) | — | — | 360 | Acquired |
| June 21, 2022 | SWK | Deferred Shares | Common Stock (10) | — | — | 10 | Acquired |
| June 15, 2022 | SWK | Deferred Shares | Common Stock (293) | — | — | 293 | Acquired |
| March 22, 2022 | SWK | Deferred Shares | Common Stock (6) | — | — | 6 | Acquired |
| March 15, 2022 | SWK | Deferred Shares | Common Stock (215) | — | — | 215 | Acquired |
| Dec. 21, 2021 | SWK | Deferred Shares | Common Stock (4) | — | — | 4 | Acquired |
| Dec. 15, 2021 | SWK | Deferred Shares | Common Stock (164) | — | — | 164 | Acquired |
| Sept. 21, 2021 | SWK | Deferred Shares | Common Stock (4) | — | — | 4 | Acquired |
| Sept. 15, 2021 | SWK | Deferred Shares | Common Stock (169) | — | — | 169 | Acquired |
| June 22, 2021 | SWK | Deferred Shares | Common Stock (2) | — | — | 2 | Acquired |
| June 15, 2021 | SWK | Deferred Shares | Common Stock (154) | — | — | 154 | Acquired |
| March 23, 2021 | SWK | Deferred Shares | Common Stock (2) | — | — | 2 | Acquired |
| March 15, 2021 | SWK | Deferred Shares | Common Stock (163) | — | — | 163 | Acquired |
| Dec. 15, 2020 | SWK | Deferred Shares | Common Stock (1) | — | — | 1 | Acquired |
| Dec. 15, 2020 | SWK | Deferred Shares | Common Stock (144) | — | — | 144 | Acquired |
| Sept. 15, 2020 | SWK | Deferred Shares | Common Stock (1) | — | — | 1 | Acquired |
| Sept. 15, 2020 | SWK | Deferred Shares | Common Stock (153) | — | — | 153 | Acquired |
| June 15, 2020 | SWK | Deferred Shares | Common Stock (192) | — | — | 192 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 3 holdings
Securities held when first becoming an insider, per SEC Form 3.