LEAN BULLISH
Net positive whale activity for VST. Smart money shows interest, but signals are mixed. Insiders are net buyers (1,101,761 shares bought vs 64,102 sold) — bullish conviction from management. Strong institutional ownership at 91.2% 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)
1.0
NEUTRAL
Unusual Strikes — Vol/OI > 3x (1C / 1P)
PUT$2002026-06-181527.5x
CALL$1522026-06-26366685.4x
High Volume Contracts — Vol > 500 (2 contracts)
PUT$1452026-06-18749
PUT$1312026-06-18659
- Put/Call volume ratio: 1.0 (bullish)
- Total options volume: 14,422 (calls 7,224 / puts 7,198)
- Top unusual: PUT $200.0 exp 2026-06-18 — vol/OI 7.5x
- 2 unusual strikes detected (1C / 1P)
👤 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)
1,101,761
NET INSIDER FLOW
+1,037,659
Recent Insider Transactions (0 buys / 2 sells / 8 grants)
SELLMONTEMAYOR MARGARET M.4,6002026-06-02
SELLMONTEMAYOR MARGARET M.5,0002026-05-27
GRANTHELM SCOTT BRADFORD2,0082026-05-15
GRANTBARBAS PAUL M1,2682026-05-15
GRANTBAIERA GAVIN R1,2682026-05-15
GRANTACOSTA ARCILIA C1,2682026-05-15
GRANTSULT JOHN R1,2682026-05-15
GRANTCRUTCHFIELD LISA1,2682026-05-15
GRANTACKERMANN HILARY E1,2682026-05-15
GRANTLAGACY JULIE A.1,2682026-05-15
- Insider buying: 1,101,761 shares
- Insider selling: 64,102 shares
- 12 Form 4 filings in last 90 days
- Net insider BUYING — bullish 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
91.2%
ACCUMULATION vs DISTRIBUTION
40% ACCUMULATING
60% DISTRIBUTING
NET SHARES FLOW
+16,428,976
Institutional Position Changes (QoQ)
★ NEW POSITIONVanguard Capital Management LLC6.34%NEW+10,696,980
★ NEW POSITIONVanguard Portfolio Management LLC5.01%NEW+8,451,109
▲▲ HEAVY BUYUBS Group AG1.36%+69.7%+1,887,867
▲ ADDINGLone Pine Capital Llc1.84%+18.7%+975,670
▬ HOLDMorgan Stanley2.45%+4.3%+341,928
▬ HOLDState Street Corporation4.97%+1.8%+294,912
▬ HOLDGeode Capital Management, LLC2.68%+0.8%+68,138
▼ TRIMMINGFMR, LLC4.69%-7.0%-1,188,022
▼ TRIMMINGBlackrock Inc.8.45%-6.1%-1,843,701
▼▼ HEAVY SELLJPMORGAN CHASE & CO2.22%-30.3%-3,255,905
ETF & Mutual Fund Flow (0 adding / 1 selling)
▬ HOLDVANGUARD INDEX FUNDS-Vanguard Total Stock Mar+1.0%+108,670
▬ HOLDVANGUARD INDEX FUNDS-Vanguard 500 Index Fund+0.8%+64,239
▬ HOLDVANGUARD INDEX FUNDS-Vanguard Mid-Cap Index F-0.8%-56,782
▬ HOLDSELECT SECTOR SPDR TRUST-State Street Utiliti-3.2%-173,207
▬ HOLDiShares Trust-iShares Core S&P 500 ETF+0.6%+22,941
▬ HOLDFidelity Concord Street Trust-Fidelity 500 In+0.3%+14,235
▬ HOLDSPDR S&P 500 ETF TRUST-State Street SPDR S&P +2.5%+94,569
▬ HOLDVANGUARD INDEX FUNDS-Vanguard Value Index Fun+0.5%+16,525
▼ TRIMMINGVANGUARD INDEX FUNDS-Vanguard Mid-Cap Growth -9.1%-257,061
▬ HOLDVANGUARD WORLD FUND-Vanguard Utilities Index +2.2%+49,418
- Institutional ownership: 91.2%
- Smart money flow: 4 adding / 3 selling / 3 hold
- Net shares added by institutions: +16,428,976
- Biggest mover: Vanguard Capital Management LLC added 10,696,980 shares (+100.0%)
🕶 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: 5.4% of float
- Days to cover: 2.7
- Short interest MoM: ↑ 25.9%
- Squeeze risk: LOW