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TAN IRVINGSEC FORM 4
TI

TAN IRVING

CHIEF EXECUTIVE OFFICER, DIRECTOR

ACTIVE 2026-08-202026-09-01

#178 OF 7,107 BY ACTIVITY#852 OF 7,107 BY VOLUME
↓ EXPORT JSON
$2.1M
MARKET VOLUME
-$2.1M
NET FLOW
13
TRANSACTIONS
Activity Summary
13
TRANSACTIONS
7
BUYS
6
SELLS
+1
NET
1
TICKERS
3D
MED DISC LAG
$2.1M
MARKET VOL
MOST TRADED WDC
Cumulative Net Flow13 TRADES IN WINDOW
-$2.09M
NET FLOW
$2.09M
MARKET VOLUME
13
TRADES
DISTRIBUTING
DIRECTION
2026-08-20$0 HIGH · -$2.09M LOW2026-09-01

NO RETURN FIGURES EXIST FOR SEC FORM 4 ROWS, SO THIS PLOTS CUMULATIVE NET FLOW — MARKET BUYS MINUS SELLS AT FILED PRICES. OPTION EXERCISES AND GRANTS ARE EXCLUDED: THEY PRICE AT STRIKE, NOT MARKET, AND WOULD OVERSTATE VOLUME SEVERALFOLD.

Positions Traded1 TICKERS
TICKERB/SFLOWVOLUMEEST. RET
WDC7/6$2.1M

CLICK A TICKER TO FILTER THE TRANSACTION LOG. VOLUME USES FILED RANGE FLOORS.

Cadence & Filing Speed2 MONTHS
MONTHLY ACTIVITYPEAK 11 TRADES
2026-082026-09
DISCLOSURE LAGMEDIAN 3D
≤2D2 · 15%
3-7D11 · 85%
8-14D0 · 0%
15-30D0 · 0%
31-45D0 · 0%
>45D0 · 0%

FORM 4 IS DUE IN 2 BUSINESS DAYS; STOCK ACT FILINGS ALLOW UP TO 45. BARS PAST 45D ARE LATE FILINGS.

Transaction Log13 SHOWN OF 13
TRADEDTICKERSIDESIZEOWNERDISCLOSEDLAG
2026-09-01SELL2026-09-043D
2026-09-01BUY2026-09-043D
2026-08-31BUY2026-09-044D
2026-08-31SELL2026-09-044D
2026-08-26SELL3,314 @ $468.882026-08-282D
2026-08-26BUY2026-08-282D
2026-08-25BUY2026-08-283D
2026-08-25BUY2026-08-283D
2026-08-25SELL476 @ $450.752026-08-283D
2026-08-21BUY2026-08-243D
2026-08-21SELL545 @ $459.442026-08-243D
2026-08-20SELL144 @ $469.052026-08-244D
2026-08-20BUY2026-08-244D