Insider at

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Insider transactions

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0 buys (P) 0 sells (S) Net: $0 + 11 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

11 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
March 1, 2021 ATOM S 10b5-1 528 $27.67 $14,610 97,212 Direct -0.54% Disposed -83.0% (price as of 2026-10-02)
March 1, 2021 ATOM S 10b5-1 12,000 $27.37 $328,440 97 Direct -99.20% Disposed -82.8% (price as of 2026-10-02)
Dec. 1, 2020 ATOM S 456 $9.50 $4,332 97,740 Direct -0.46% Disposed -50.4% (price as of 2026-10-02)
Sept. 1, 2020 ATOM S 455 $12.92 $5,879 98,196 Direct -0.46% Disposed -63.5% (price as of 2026-10-02)
June 1, 2020 ATOM S 635 $8.58 $5,448 98,651 Direct -0.64% Disposed -45.1% (price as of 2026-10-02)
March 2, 2020 ATOM S 690 $4.23 $2,919 91,894 Direct -0.75% Disposed 11.3% (price as of 2026-10-02)
Dec. 2, 2019 ATOM S 586 $2.95 $1,729 92,584 Direct -0.63% Disposed 59.7% (price as of 2026-10-02)
Sept. 3, 2019 ATOM S 593 $3.88 $2,301 93,170 Direct -0.63% Disposed 21.4% (price as of 2026-10-02)
June 4, 2019 ATOM S 515 $4.50 $2,318 93,763 Direct -0.55% Disposed 4.7% (price as of 2026-10-02)
March 1, 2019 ATOM S 658 $3.72 $2,448 94,278 Direct -0.69% Disposed 26.6% (price as of 2026-10-02)
Dec. 3, 2018 ATOM S 581 $3.47 $2,016 88,526 Direct -0.65% Disposed 35.7% (price as of 2026-10-02)
Sept. 4, 2018 ATOM S 575 $5.22 $3,002 89,107 Direct -0.64% Disposed -9.8% (price as of 2026-10-02)
June 1, 2018 ATOM S 547 $5.95 $3,255 89,682 Direct -0.61% Disposed -20.8% (price as of 2026-10-02)
March 1, 2018 ATOM S 368 $6.09 $2,241 83,877 Direct -0.44% Disposed -22.7% (price as of 2026-10-02)
Dec. 1, 2017 ATOM S 2,178 $3.80 $8,276 84,245 Direct -2.52% Disposed 23.9% (price as of 2026-10-02)
Sept. 1, 2017 ATOM S 683 $4.05 $2,766 86,423 Direct -0.78% Disposed 16.3% (price as of 2026-10-02)
Aug. 10, 2017 ATOM S 53,910 $4.41 $237,743 87,106 Direct -38.23% Disposed 6.8% (price as of 2026-10-02)

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.

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DateTickerSecurityUnderlying Exercise priceExpirationSharesA/D
March 1, 2021 ATOM Stock Options (Right to Buy) Common Stock (12,000) $7.01 March 20, 2027 12,000 Disposed
March 11, 2020 ATOM Stock Options (Right to Buy) Common Stock (16,160) $4.06 March 11, 2030 16,160 Acquired
Feb. 27, 2019 ATOM Employee Stock Option (Right to Buy) Common Stock (16,026) $3.90 Feb. 27, 2029 16,026 Acquired
March 2, 2018 ATOM Employee Stock Option (Right to Buy) Common Stock (12,688) $5.64 March 2, 2028 12,688 Acquired
March 20, 2017 ATOM Employee Stock Option (Right to Buy) Common Stock (24,169) $7.01 March 20, 2027 24,169 Acquired

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

Initial ownership (Form 3) 3 holdings

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

DateTickerSecuritySharesOwnership
Aug. 4, 2016 ATOM Common Stock 3,892 Direct
Aug. 4, 2016 ATOM Employee Stock Option (Right to Buy)→ Common Stock (57,001) 57,001 Direct
Aug. 4, 2016 ATOM Employee Stock Option (Right to Buy)→ Common Stock (873) 873 Direct

Compensation (DEF 14A)

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

ATOM

EVP
Fiscal yearSalaryBonusStock awards Option awardsNon-equity incentivePension changeOtherTotal
2016 · · · · · · · ·

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