Whale Activity Tracker

STX

Seagate Technology Holdings plc
2026-04-23 06:32
$579.88 +3.57% $129.9B
NEUTRAL — WATCH
No clear whale direction for STX. Bullish and bearish signals roughly cancel out. Insiders are net sellers (263,116 shares sold vs 158,153 bought) — management reducing exposure. Strong institutional ownership at 87.6% with 4 of 10 top holders actively accumulating this quarter.
Action Plan
Options Flow
期权
NEUTRAL
0.89
Insider
内部交易
NEUTRAL
Net Sell
Smart Money
机构流向
LEAN BULLISH
40% accum
Short Interest
做空
BULLISH
4.7%
NEUTRAL
5.5/10
Whale Activity Rating
Distribution Neutral Accumulation
Options Flow: NEUTRAL
Insider: NEUTRAL
Institutional: LEAN BULLISH
Dark Pool: BULLISH
4/4 sources | Confidence: 76%
📈 Options Flow 期权异动
Unusual options volume vs open interest. High volume/OI ratio signals whale positioning. Put/Call ratio indicates directional bias.
PUT / CALL RATIO
0 (Bullish)1.02.0+ (Bearish)
0.89
NEUTRAL
CALL VOLUME
7,531
PUT VOLUME
6,733
TOTAL VOLUME
14,264
UNUSUAL STRIKES
0
P/C OI RATIO
0.0
TOTAL OI
7
CALL OI
7
PUT OI
0
👤 Insider Trading 内部交易
SEC Form 4 filings — officer and director buys/sells in the last 90 days. Net buying is a strong bullish signal.
38% BUY
62% SELL
SHARES BOUGHT (6m)
158,153
SHARES SOLD (6m)
263,116
NET INSIDER FLOW
-104,963
FORM 4 FILINGS (90d)
26
Recent Insider Transactions (0 buys / 7 sells / 0 grants)
TypeInsiderSharesDate
SELLMOSLEY WILLIAM D20,0002026-04-01
SELLMOSLEY WILLIAM D24,5842026-03-19
SELLMORRIS JOHN CHRISTOPHER1122026-03-13
SELLCONYERS YOLANDA LEE7502026-03-02
SELLMOSLEY WILLIAM D20,0002026-03-02
SELLMORRIS JOHN CHRISTOPHER2402026-02-24
SELLCHONG KIAN FATT5,8462026-02-23
🏦 Smart Money Flow 机构资金流向
Quarter-over-quarter position changes from 13F filings. Shows whether institutional investors are accumulating (buying more) or distributing (selling) — the strongest signal of whale conviction.
INSTITUTIONAL OWNERSHIP
87.6%
ACCUMULATION vs DISTRIBUTION
40% ACCUMULATING
60% DISTRIBUTING
NET SHARES FLOW
-16,223,111
FLOW SCORE
+0.07
ADDING
4
SELLING
2
Institutional Position Changes (QoQ)
ActionInstitution% HeldQoQ ΔShares Δ
★ NEW POSITIONDz Bank Ag Deutsche Zentral Genossenschafts B2.48%NEW+4,426,485
▲ ADDINGBlackrock Inc.7.39%+11.9%+1,719,100
▲ ADDINGMorgan Stanley2.44%+5.1%+258,033
▲ ADDINGGeode Capital Management, LLC2.25%+5.0%+234,513
▬ HOLDState Street Corporation4.30%+1.0%+94,617
▬ HOLDVanguard Group Inc12.89%-0.1%-19,697
▬ HOLDWCM Investment Management, LLC2.36%-0.5%-27,987
▬ HOLDSanders Capital, LLC7.88%-2.0%-359,579
▼▼ HEAVY SELLCapital Research Global Investors2.07%-27.1%-1,677,296
▼▼ HEAVY SELLJPMORGAN CHASE & CO3.21%-74.9%-20,871,300
ETF & Mutual Fund Flow (0 adding / 1 selling)
ActionFundQoQ ΔShares Δ
▬ HOLDVANGUARD INDEX FUNDS-Vanguard Total Stock Mar+0.1%+5,360
▬ HOLDVANGUARD INDEX FUNDS-Vanguard 500 Index Fund+4.7%+245,093
▬ HOLDVANGUARD INDEX FUNDS-Vanguard Mid-Cap Index F-1.2%-55,979
▬ HOLDInvesco QQQ Trust, Series 1-2.4%-109,323
▼▼ HEAVY SEVANGUARD WINDSOR FUNDS-Vanguard Windsor II Fu-23.8%-942,268
▬ HOLDFidelity Concord Street Trust-Fidelity 500 In+0.2%+4,705
▬ HOLDiShares Trust-iShares Core S&P 500 ETF-0.9%-26,353
▬ HOLDSPDR S&P 500 ETF TRUST-State Street SPDR S&P -1.2%-32,082
▬ HOLDINVESTMENT MANAGERS SERIES TRUST-WCM Focused -3.5%-71,734
▬ HOLDiShares Trust-iShares Select Dividend ETF+1.8%+33,642
🕶 Short Interest & Dark Pool 做空 & 暗池
Short interest as % of float and days-to-cover. Rising SI = bearish pressure. High SI + decreasing = shorts covering (bullish). Squeeze risk rated by SI level.
SHORT INTEREST (% OF FLOAT)
0%10%20%30%+
SHORT % FLOAT
4.7%
DAYS TO COVER
2.6
SI CHANGE (MoM)
↓ 7.1%
SQUEEZE RISK
MINIMAL
SHARES SHORT
9,144,048
PRIOR MONTH
9,846,971
FLOAT SHARES
217,377,414
AVG VOLUME
4,188,270
📡 Data Sources 数据来源
Options Flow
NEUTRAL (80%)
Insider Trading
NEUTRAL (90%)
Smart Money Flow
LEAN BULLISH (75%)
Short Interest
BULLISH (60%)
📋 Summary 综合摘要