LEAN BULLISH
Net positive whale activity for STX. Smart money shows interest, but signals are mixed. Insiders are net sellers (263,116 shares sold vs 158,153 bought) — management reducing exposure. Strong institutional ownership at 87.8% with 4 of 10 top holders actively accumulating this quarter.
Action Plan
- Consider building a position on pullbacks
- Set stop-loss below key support level
- Re-evaluate if insider selling accelerates
📈 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)
1.03
LEAN BULLISH
Unusual Strikes — Vol/OI > 3x (5C / 5P)
PUT$6802026-05-081,0658133.1x
PUT$7102026-05-08122340.7x
PUT$7152026-05-0839139.0x
CALL$7302026-05-224361236.3x
PUT$7402026-06-1878326.0x
CALL$1802026-05-1515115.0x
PUT$7002026-05-151661213.8x
CALL$7602026-05-08119913.2x
CALL$7402026-05-081261111.5x
CALL$5252026-05-0880711.4x
High Volume Contracts — Vol > 500 (1 contracts)
- Put/Call volume ratio: 1.03 (bearish)
- Total options volume: 16,922 (calls 8,356 / puts 8,566)
- Top unusual: PUT $680.0 exp 2026-05-08 — vol/OI 133.1x
- 36 unusual strikes detected (21C / 15P)
👤 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.
SHARES BOUGHT (6m)
158,153
Recent Insider Transactions (0 buys / 7 sells / 0 grants)
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
- Insider buying: 158,153 shares
- Insider selling: 263,116 shares
- 25 Form 4 filings in last 90 days
- Net insider SELLING — bearish signal
🏦 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
87.8%
ACCUMULATION vs DISTRIBUTION
40% ACCUMULATING
60% DISTRIBUTING
NET SHARES FLOW
-16,223,111
Institutional Position Changes (QoQ)
★ NEW POSITIONDz Bank Ag Deutsche Zentral Genossenschafts B2.42%NEW+4,426,485
▲ ADDINGBlackrock Inc.7.19%+11.9%+1,719,100
▲ ADDINGMorgan Stanley2.37%+5.1%+258,033
▲ ADDINGGeode Capital Management, LLC2.18%+5.0%+234,513
▬ HOLDState Street Corporation4.18%+1.0%+94,617
▬ HOLDVanguard Group Inc12.54%-0.1%-19,697
▬ HOLDWCM Investment Management, LLC2.30%-0.5%-27,987
▬ HOLDSanders Capital, LLC7.66%-2.0%-359,579
▼▼ HEAVY SELLCapital Research Global Investors2.01%-27.1%-1,677,296
▼▼ HEAVY SELLJPMORGAN CHASE & CO3.12%-74.9%-20,871,300
ETF & Mutual Fund Flow (0 adding / 1 selling)
▬ 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+1.1%+51,331
▼▼ HEAVY SEVANGUARD WINDSOR FUNDS-Vanguard Windsor II Fu-23.8%-942,268
▬ HOLDiShares Trust-iShares Core S&P 500 ETF+0.9%+25,827
▬ HOLDFidelity Concord Street Trust-Fidelity 500 In+0.2%+4,705
▬ 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
▬ HOLDVANGUARD INDEX FUNDS-Vanguard Mid-Cap Growth -1.9%-34,413
- Institutional ownership: 87.8%
- Smart money flow: 4 adding / 2 selling / 4 hold
- Net shares removed by institutions: -16,223,111
- Biggest mover: JPMORGAN CHASE & CO sold 20,871,300 shares (-74.9%)
🕶 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 interest: 4.3% of float
- Days to cover: 2.2
- Short interest MoM: ↓ 14.5%
- Squeeze risk: MINIMAL