Devin M Krupka
Insider
First SEC filing: March 3, 2023 · Latest: June 15, 2026
Insider at
Insider transactions
0 buys (P)
13 sells (S)
Net: $-1,557,780
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Sept. 1, 2026 | BAND | S 10b5-1 | 3,074 | $48.97 | $150,534 | 11,958 Direct | -20.45% | Disposed | 28.7% (price as of 2026-10-05) |
| Aug. 31, 2026 | BAND | S | 713 | $48.82 | $34,809 | 15,538 Direct | -4.39% | Disposed | 29.1% (price as of 2026-10-05) |
| Aug. 31, 2026 | BAND | S | 506 | $49.60 | $25,098 | 15,032 Direct | -3.26% | Disposed | 27.1% (price as of 2026-10-05) |
| Aug. 28, 2026 | BAND | M | 2,775 | · | · | 14,733 Direct | +23.21% | Acquired | (price as of 2026-10-05) |
| Aug. 28, 2026 | BAND | M | 1,518 | · | · | 16,251 Direct | +10.30% | Acquired | (price as of 2026-10-05) |
| Aug. 28, 2026 | BAND | M | 2,775 | · | · | 2,775 Direct | -50.00% | Disposed | (price as of 2026-10-05) |
| Aug. 28, 2026 | BAND | M | 1,518 | · | · | 7,585 Direct | -16.68% | Disposed | (price as of 2026-10-05) |
| June 12, 2026 | BAND | S 10b5-1 | 456 | $66.73 | $30,429 | 11,958 Direct | -3.67% | Disposed | -5.5% (price as of 2026-10-05) |
| June 12, 2026 | BAND | S 10b5-1 | 4,894 | $66.18 | $323,885 | 12,414 Direct | -28.28% | Disposed | -4.8% (price as of 2026-10-05) |
| June 12, 2026 | BAND | S 10b5-1 | 7,263 | $65.22 | $473,693 | 17,308 Direct | -29.56% | Disposed | -3.4% (price as of 2026-10-05) |
| June 12, 2026 | BAND | S 10b5-1 | 1,800 | $64.01 | $115,218 | 24,571 Direct | -6.83% | Disposed | -1.5% (price as of 2026-10-05) |
| May 29, 2026 | BAND | S | 684 | $58.37 | $39,925 | 26,885 Direct | -2.48% | Disposed | 8.0% (price as of 2026-10-05) |
| May 29, 2026 | BAND | S | 512 | $59.48 | $30,454 | 26,373 Direct | -1.90% | Disposed | 6.0% (price as of 2026-10-05) |
| May 29, 2026 | BAND | S | 2 | $60.00 | $120 | 26,371 Direct | -0.01% | Disposed | 5.1% (price as of 2026-10-05) |
| May 28, 2026 | BAND | M | 2,776 | · | · | 26,052 Direct | +11.93% | Acquired | (price as of 2026-10-05) |
| May 28, 2026 | BAND | M | 1,517 | · | · | 27,569 Direct | +5.82% | Acquired | (price as of 2026-10-05) |
| May 28, 2026 | BAND | M | 2,776 | · | · | 5,550 Direct | -33.34% | Disposed | (price as of 2026-10-05) |
| May 28, 2026 | BAND | M | 1,517 | · | · | 9,103 Direct | -14.28% | Disposed | (price as of 2026-10-05) |
| May 5, 2026 | BAND | S | 4,444 | $46.04 | $204,602 | 26,609 Direct | -14.31% | Disposed | 36.9% (price as of 2026-10-05) |
| May 5, 2026 | BAND | G | 3,333 | · | · | 23,276 Direct | -12.53% | Disposed | (price as of 2026-10-05) |
| March 21, 2026 | BAND | M | 1,842 | · | · | 31,577 Direct | +6.19% | Acquired | (price as of 2026-10-05) |
| March 21, 2026 | BAND | F | 524 | $15.46 | $8,101 | 31,053 Direct | -1.66% | Disposed | 307.7% (price as of 2026-10-05) |
| March 21, 2026 | BAND | M | 1,842 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| March 4, 2026 | BAND | S | 5,613 | $15.53 | $87,170 | 29,735 Direct | -15.88% | Disposed | 305.9% (price as of 2026-10-05) |
| Feb. 28, 2026 | BAND | M | 2,775 | · | · | 35,049 Direct | +8.60% | Acquired | (price as of 2026-10-05) |
| Feb. 28, 2026 | BAND | M | 1,517 | · | · | 36,566 Direct | +4.33% | Acquired | (price as of 2026-10-05) |
| Feb. 28, 2026 | BAND | F | 1,218 | $14.82 | $18,051 | 35,348 Direct | -3.33% | Disposed | 325.3% (price as of 2026-10-05) |
| Feb. 28, 2026 | BAND | M | 2,775 | · | · | 8,326 Direct | -25.00% | Disposed | (price as of 2026-10-05) |
| Feb. 28, 2026 | BAND | M | 1,517 | · | · | 10,620 Direct | -12.50% | Disposed | (price as of 2026-10-05) |
| Feb. 20, 2026 | BAND | M | 8,472 | · | · | 35,133 Direct | +31.78% | Acquired | (price as of 2026-10-05) |
| Feb. 20, 2026 | BAND | F | 2,859 | $15.12 | $43,228 | 32,274 Direct | -8.14% | Disposed | 316.9% (price as of 2026-10-05) |
| Jan. 3, 2026 | BAND | M | 352 | · | · | 26,780 Direct | +1.33% | Acquired | (price as of 2026-10-05) |
| Jan. 3, 2026 | BAND | F | 119 | $14.22 | $1,692 | 26,661 Direct | -0.44% | Disposed | 343.2% (price as of 2026-10-05) |
| Jan. 3, 2026 | BAND | M | 352 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| Dec. 1, 2025 | BAND | S 10b5-1 | 2,976 | $14.06 | $41,843 | 26,428 Direct | -10.12% | Disposed | 348.3% (price as of 2026-10-05) |
| Nov. 28, 2025 | BAND | M | 1,369 | · | · | 20,561 Direct | +7.13% | Acquired | (price as of 2026-10-05) |
| Nov. 28, 2025 | BAND | M | 2,775 | · | · | 23,336 Direct | +13.50% | Acquired | (price as of 2026-10-05) |
| Nov. 28, 2025 | BAND | M | 6,068 | · | · | 29,404 Direct | +26.00% | Acquired | (price as of 2026-10-05) |
| Nov. 28, 2025 | BAND | M | 1,369 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| Nov. 28, 2025 | BAND | M | 2,775 | · | · | 11,101 Direct | -20.00% | Disposed | (price as of 2026-10-05) |
| Nov. 28, 2025 | BAND | M | 6,068 | · | · | 12,137 Direct | -33.33% | Disposed | (price as of 2026-10-05) |
| Nov. 28, 2025 | BAND | A | 28,000 | · | · | 28,000 Direct | · | Acquired | (price as of 2026-10-05) |
| Sept. 17, 2025 | BAND | S 10b5-1 | 7,166 | $18.00 | $128,988 | 19,192 Direct | -27.19% | Disposed | 250.2% (price as of 2026-10-05) |
| Aug. 29, 2025 | BAND | S 10b5-1 | 1,189 | $15.09 | $17,942 | 26,358 Direct | -4.32% | Disposed | 317.7% (price as of 2026-10-05) |
| Aug. 28, 2025 | BAND | M | 1,370 | · | · | 24,771 Direct | +5.85% | Acquired | (price as of 2026-10-05) |
| Aug. 28, 2025 | BAND | M | 2,776 | · | · | 27,547 Direct | +11.21% | Acquired | (price as of 2026-10-05) |
| Aug. 28, 2025 | BAND | M | 1,370 | · | · | 1,369 Direct | -50.02% | Disposed | (price as of 2026-10-05) |
| Aug. 28, 2025 | BAND | M | 2,776 | · | · | 13,876 Direct | -16.67% | Disposed | (price as of 2026-10-05) |
| May 29, 2025 | BAND | S 10b5-1 | 1,229 | $14.47 | $17,784 | 23,401 Direct | -4.99% | Disposed | 335.6% (price as of 2026-10-05) |
| May 28, 2025 | BAND | M | 1,369 | · | · | 21,855 Direct | +6.68% | Acquired | (price as of 2026-10-05) |
| May 28, 2025 | BAND | M | 2,775 | · | · | 24,630 Direct | +12.70% | Acquired | (price as of 2026-10-05) |
| May 28, 2025 | BAND | M | 1,369 | · | · | 2,739 Direct | -33.33% | Disposed | (price as of 2026-10-05) |
| May 28, 2025 | BAND | M | 2,775 | · | · | 16,652 Direct | -14.28% | Disposed | (price as of 2026-10-05) |
| March 24, 2025 | BAND | S 10b5-1 | 544 | $15.18 | $8,258 | 20,486 Direct | -2.59% | Disposed | 315.2% (price as of 2026-10-05) |
| March 21, 2025 | BAND | M | 1,842 | · | · | 21,030 Direct | +9.60% | Acquired | (price as of 2026-10-05) |
| March 21, 2025 | BAND | M | 1,842 | · | · | 1,842 Direct | -50.00% | Disposed | (price as of 2026-10-05) |
| March 3, 2025 | BAND | S 10b5-1 | 3,770 | $15.70 | $59,189 | 19,188 Direct | -16.42% | Disposed | 301.5% (price as of 2026-10-05) |
| Feb. 28, 2025 | BAND | M | 1,369 | · | · | 12,782 Direct | +12.00% | Acquired | (price as of 2026-10-05) |
| Feb. 28, 2025 | BAND | M | 2,775 | · | · | 15,557 Direct | +21.71% | Acquired | (price as of 2026-10-05) |
| Feb. 28, 2025 | BAND | M | 7,401 | · | · | 22,958 Direct | +47.57% | Acquired | (price as of 2026-10-05) |
| Feb. 28, 2025 | BAND | M | 1,369 | · | · | 4,108 Direct | -25.00% | Disposed | (price as of 2026-10-05) |
| Feb. 28, 2025 | BAND | M | 2,775 | · | · | 19,427 Direct | -12.50% | Disposed | (price as of 2026-10-05) |
| Jan. 6, 2025 | BAND | S 10b5-1 | 120 | $17.39 | $2,087 | 11,413 Direct | -1.04% | Disposed | 262.4% (price as of 2026-10-05) |
| Jan. 3, 2025 | BAND | M | 351 | · | · | 11,578 Direct | +3.13% | Acquired | (price as of 2026-10-05) |
| Jan. 3, 2025 | BAND | S 10b5-1 | 45 | $16.97 | $764 | 11,533 Direct | -0.39% | Disposed | 271.4% (price as of 2026-10-05) |
| Jan. 3, 2025 | BAND | M | 351 | · | · | 352 Direct | -49.93% | Disposed | (price as of 2026-10-05) |
| Jan. 2, 2025 | BAND | M | 130 | · | · | 11,227 Direct | +1.17% | Acquired | (price as of 2026-10-05) |
| Jan. 2, 2025 | BAND | M | 130 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| Nov. 29, 2024 | BAND | S 10b5-1 | 14 | $22.02 | $308 | 14,741 Direct | -0.09% | Disposed | 186.2% (price as of 2026-10-05) |
| Nov. 29, 2024 | BAND | S 10b5-1 | 3,644 | $21.26 | $77,471 | 11,097 Direct | -24.72% | Disposed | 196.5% (price as of 2026-10-05) |
| Nov. 28, 2024 | BAND | M | 1,370 | · | · | 3,654 Direct | +59.98% | Acquired | (price as of 2026-10-05) |
| Nov. 28, 2024 | BAND | M | 11,101 | · | · | 14,755 Direct | +303.80% | Acquired | (price as of 2026-10-05) |
| Nov. 28, 2024 | BAND | M | 1,370 | · | · | 5,477 Direct | -20.01% | Disposed | (price as of 2026-10-05) |
| Nov. 28, 2024 | BAND | M | 11,101 | · | · | 22,202 Direct | -33.33% | Disposed | (price as of 2026-10-05) |
| Nov. 28, 2024 | BAND | A | 18,205 | · | · | 18,205 Direct | · | Acquired | (price as of 2026-10-05) |
| Nov. 6, 2024 | BAND | G | 4,772 | · | · | 2,284 Direct | -67.63% | Disposed | (price as of 2026-10-05) |
| Nov. 4, 2024 | BAND | S 10b5-1 | 10 | $18.73 | $187 | 7,056 Direct | -0.14% | Disposed | 236.5% (price as of 2026-10-05) |
| Nov. 2, 2024 | BAND | M | 32 | · | · | 7,066 Direct | +0.45% | Acquired | (price as of 2026-10-05) |
| Nov. 2, 2024 | BAND | M | 32 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| Oct. 31, 2024 | BAND | S 10b5-1 | 2,149 | $23.00 | $49,427 | 7,034 Direct | -23.40% | Disposed | 174.0% (price as of 2026-10-05) |
| Aug. 29, 2024 | BAND | S 10b5-1 | 400 | $17.42 | $6,968 | 9,183 Direct | -4.17% | Disposed | 261.8% (price as of 2026-10-05) |
| Aug. 28, 2024 | BAND | M | 1,369 | · | · | 9,583 Direct | +16.67% | Acquired | (price as of 2026-10-05) |
| Aug. 28, 2024 | BAND | M | 1,369 | · | · | 6,847 Direct | -16.66% | Disposed | (price as of 2026-10-05) |
| May 29, 2024 | BAND | S 10b5-1 | 417 | $20.40 | $8,507 | 8,214 Direct | -4.83% | Disposed | 209.0% (price as of 2026-10-05) |
| May 28, 2024 | BAND | M | 1,369 | · | · | 8,631 Direct | +18.85% | Acquired | (price as of 2026-10-05) |
| May 28, 2024 | BAND | M | 1,369 | · | · | 8,216 Direct | -14.28% | Disposed | (price as of 2026-10-05) |
| May 10, 2024 | BAND | S | 2,500 | $21.60 | $54,000 | 7,262 Direct | -25.61% | Disposed | 191.8% (price as of 2026-10-05) |
| April 15, 2024 | BAND | S 10b5-1 | 25 | $16.96 | $424 | 9,762 Direct | -0.26% | Disposed | 271.6% (price as of 2026-10-05) |
| April 14, 2024 | BAND | M | 80 | · | · | 9,787 Direct | +0.82% | Acquired | (price as of 2026-10-05) |
| April 14, 2024 | BAND | M | 80 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| March 22, 2024 | BAND | S 10b5-1 | 546 | $18.75 | $10,238 | 9,707 Direct | -5.33% | Disposed | 236.2% (price as of 2026-10-05) |
| March 21, 2024 | BAND | M | 1,842 | · | · | 10,253 Direct | +21.90% | Acquired | (price as of 2026-10-05) |
| March 21, 2024 | BAND | M | 1,842 | · | · | 3,684 Direct | -33.33% | Disposed | (price as of 2026-10-05) |
| March 4, 2024 | BAND | S 10b5-1 | 1,748 | $19.35 | $33,824 | 8,411 Direct | -17.21% | Disposed | 225.7% (price as of 2026-10-05) |
| March 1, 2024 | BAND | A | 4,942 | · | · | 10,159 Direct | +94.73% | Acquired | (price as of 2026-10-05) |
| March 1, 2024 | BAND | S 10b5-1 | 2,500 | $19.99 | $49,975 | 5,217 Direct | -32.40% | Disposed | 215.3% (price as of 2026-10-05) |
| Feb. 29, 2024 | BAND | S 10b5-1 | 450 | $19.75 | $8,888 | 7,717 Direct | -5.51% | Disposed | 219.1% (price as of 2026-10-05) |
| Feb. 28, 2024 | BAND | M | 1,370 | · | · | 8,167 Direct | +20.16% | Acquired | (price as of 2026-10-05) |
| Feb. 28, 2024 | BAND | M | 1,370 | · | · | 9,585 Direct | -12.51% | Disposed | (price as of 2026-10-05) |
| Jan. 2, 2024 | BAND | M | 78 | · | · | 6,518 Direct | +1.21% | Acquired | (price as of 2026-10-05) |
Showing latest 100 of 120 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 |
|---|---|---|---|---|---|---|---|
| Aug. 28, 2026 | BAND | Restricted Stock Units | Class A Common Stock | · | · | 2,775 | Disposed |
| Aug. 28, 2026 | BAND | Restricted Stock Units | Class A Common Stock | · | · | 1,518 | Disposed |
| May 28, 2026 | BAND | Restricted Stock Units | Class A Common Stock | · | · | 2,776 | Disposed |
| May 28, 2026 | BAND | Restricted Stock Units | Class A Common Stock | · | · | 1,517 | Disposed |
| March 21, 2026 | BAND | Restricted Stock Units | Class A Common Stock | · | · | 1,842 | Disposed |
| Feb. 28, 2026 | BAND | Restricted Stock Units | Class A Common Stock | · | · | 2,775 | Disposed |
| Feb. 28, 2026 | BAND | Restricted Stock Units | Class A Common Stock | · | · | 1,517 | Disposed |
| Jan. 3, 2026 | BAND | Restricted Stock Units | Class A Common Stock | · | · | 352 | Disposed |
| Nov. 28, 2025 | BAND | Restricted Stock Units | Class A Common Stock | · | · | 1,369 | Disposed |
| Nov. 28, 2025 | BAND | Restricted Stock Units | Class A Common Stock | · | · | 2,775 | Disposed |
| Nov. 28, 2025 | BAND | Restricted Stock Units | Class A Common Stock | · | · | 6,068 | Disposed |
| Nov. 28, 2025 | BAND | Restricted Stock Units | Class A Common Stock | · | · | 28,000 | Acquired |
| Aug. 28, 2025 | BAND | Restricted Stock Units | Class A Common Stock | · | · | 1,370 | Disposed |
| Aug. 28, 2025 | BAND | Restricted Stock Units | Class A Common Stock | · | · | 2,776 | Disposed |
| May 28, 2025 | BAND | Restricted Stock Units | Class A Common Stock | · | · | 1,369 | Disposed |
| May 28, 2025 | BAND | Restricted Stock Units | Class A Common Stock | · | · | 2,775 | Disposed |
| March 21, 2025 | BAND | Restricted Stock Units | Class A Common Stock | · | · | 1,842 | Disposed |
| Feb. 28, 2025 | BAND | Restricted Stock Units | Class A Common Stock | · | · | 1,369 | Disposed |
| Feb. 28, 2025 | BAND | Restricted Stock Units | Class A Common Stock | · | · | 2,775 | Disposed |
| Jan. 3, 2025 | BAND | Restricted Stock Units | Class A Common Stock | · | · | 351 | Disposed |
| Jan. 2, 2025 | BAND | Restricted Stock Units | Class A Common Stock | · | · | 130 | Disposed |
| Nov. 28, 2024 | BAND | Restricted Stock Units | Class A Common Stock | · | · | 1,370 | Disposed |
| Nov. 28, 2024 | BAND | Restricted Stock Units | Class A Common Stock | · | · | 11,101 | Disposed |
| Nov. 28, 2024 | BAND | Restricted Stock Units | Class A Common Stock | · | · | 18,205 | Acquired |
| Nov. 2, 2024 | BAND | Restricted Stock Units | Class A Common Stock | · | · | 32 | Disposed |
| Aug. 28, 2024 | BAND | Restricted Stock Units | Class A Common Stock | · | · | 1,369 | Disposed |
| May 28, 2024 | BAND | Restricted Stock Units | Class A Common Stock | · | · | 1,369 | Disposed |
| April 14, 2024 | BAND | Restricted Stock Units | Class A Common Stock | · | · | 80 | Disposed |
| March 21, 2024 | BAND | Restricted Stock Units | Class A Common Stock | · | · | 1,842 | Disposed |
| Feb. 28, 2024 | BAND | Restricted Stock Units | Class A Common Stock | · | · | 1,370 | Disposed |
| Jan. 3, 2024 | BAND | Restricted Stock Units | Class A Common Stock | · | · | 352 | Disposed |
| Jan. 2, 2024 | BAND | Restricted Stock Units | Class A Common Stock | · | · | 78 | Disposed |
| Jan. 2, 2024 | BAND | Restricted Stock Units | Class A Common Stock | · | · | 130 | Disposed |
| Nov. 28, 2023 | BAND | Restricted Stock Units | Class A Common Stock | · | · | 5,477 | Disposed |
| Nov. 28, 2023 | BAND | Restricted Stock Units | Class A Common Stock | · | · | 33,303 | Acquired |
| Nov. 2, 2023 | BAND | Restricted Stock Units | Class A Common Stock | · | · | 31 | Disposed |
| April 14, 2023 | BAND | Restricted Stock Units | Class A Common Stock | · | · | 80 | Disposed |
| March 21, 2023 | BAND | Restricted Stock Units | Class A Common Stock | · | · | 1,842 | Disposed |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 8 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| March 3, 2023 | BAND | Class A Common Stock | 1,181 | Direct |
| March 3, 2023 | BAND | Restricted Stock Units | 78 | Direct |
| March 3, 2023 | BAND | Restricted Stock Units | 160 | Direct |
| March 3, 2023 | BAND | Restricted Stock Units | 63 | Direct |
| March 3, 2023 | BAND | Restricted Stock Units | 260 | Direct |
| March 3, 2023 | BAND | Restricted Stock Units | 1,055 | Direct |
| March 3, 2023 | BAND | Restricted Stock Units | 7,368 | Direct |
| March 3, 2023 | BAND | Restricted Stock Units | 16,432 | Direct |